![Page 1: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/1.jpg)
Negative Numbers 1: Changes In Temperature
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How To Do KS2 Maths SATs Type Questions
(Mental Maths Paper)
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In a SATs Mental Maths Paper you might be asked to find out a change in temperature that involves a negative number of degrees:
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For example: The temperature was two degrees Celsius. It goes down by seven degrees. Write down the new temperature.
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For example: The temperature was two degrees Celsius. It goes down by seven degrees. Write down the new temperature.
To find out the answer, firstly count back 2 degrees to get to zero.
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For example: The temperature was two degrees Celsius. It goes down by seven degrees. Write down the new temperature.
To find out the answer, firstly count back 2 degrees to get to zero.
![Page 6: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/6.jpg)
For example: The temperature was two degrees Celsius. It goes down by seven degrees. Write down the new temperature.
To find out the answer, firstly count back 2 degrees to get to zero.
Then count back another 5 degrees to get to - 5°C
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For example: The temperature was two degrees Celsius. It goes down by seven degrees. Write down the new temperature.
To find out the answer, firstly count back 2 degrees to get to zero.
Then count back another 5 degrees to get to - 5°C
![Page 8: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/8.jpg)
Example 2: What temperature is 10 degrees lower than 4 degrees Celsius?
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Example 2: What temperature is 10 degrees lower than 4 degrees Celsius?
To find out the answer, firstly count back 4 degrees to get to zero.
![Page 10: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/10.jpg)
Example 2: What temperature is 10 degrees lower than 4 degrees Celsius?
To find out the answer, firstly count back 4 degrees to get to zero.
![Page 11: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/11.jpg)
Example 2: What temperature is 10 degrees lower than 4 degrees Celsius?
To find out the answer, firstly count back 4 degrees to get to zero.
Then count back another 6 degrees to get to - 6°C
![Page 12: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/12.jpg)
Example 2: What temperature is 10 degrees lower than 4 degrees Celsius?
To find out the answer, firstly count back 4 degrees to get to zero.
Then count back another 6 degrees to get to - 6°C
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Example 3: What temperature is 10 degrees warmer than - 2 degrees Celsius?
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Example 3: What temperature is 10 degrees warmer than - 2 degrees Celsius?
To find out the answer, firstly count up 2 degrees to get to zero.
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Example 3: What temperature is 10 degrees warmer than - 2 degrees Celsius?
To find out the answer, firstly count up 2 degrees to get to zero.
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Example 3: What temperature is 10 degrees warmer than - 2 degrees Celsius?
To find out the answer, firstly count up 2 degrees to get to zero.
Then count up another 8 degrees to get to 8°C
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Example 3: What temperature is 10 degrees warmer than - 2 degrees Celsius?
To find out the answer, firstly count up 2 degrees to get to zero.
Then count up another 8 degrees to get to 8°C
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Now try some of your own. Click to get the answers:
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Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature.
![Page 20: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/20.jpg)
Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
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Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
b)The temperature was two degrees Celsius. It goes down by eleven degrees. Write down the new temperature.
![Page 22: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/22.jpg)
Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
b)The temperature was two degrees Celsius. It goes down by eleven degrees. Write down the new temperature. - 9°C
![Page 23: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/23.jpg)
Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
b)The temperature was two degrees Celsius. It goes down by eleven degrees. Write down the new temperature. - 9°C
c)The temperature was five degrees Celsius. It goes down by fifteen degrees. Write down the new temperature.
![Page 24: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/24.jpg)
Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
b)The temperature was two degrees Celsius. It goes down by eleven degrees. Write down the new temperature. - 9°C
c)The temperature was five degrees Celsius. It goes down by fifteen degrees. Write down the new temperature. - 10°C
![Page 25: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/25.jpg)
Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
b)The temperature was two degrees Celsius. It goes down by eleven degrees. Write down the new temperature. - 9°C
c)The temperature was five degrees Celsius. It goes down by fifteen degrees. Write down the new temperature. - 10°C
d)The temperature was three degrees Celsius. It goes down by seven degrees. Write down the new temperature.
![Page 26: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/26.jpg)
Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
b)The temperature was two degrees Celsius. It goes down by eleven degrees. Write down the new temperature. - 9°C
c)The temperature was five degrees Celsius. It goes down by fifteen degrees. Write down the new temperature. - 10°C
d)The temperature was three degrees Celsius. It goes down by seven degrees. Write down the new temperature. - 4°C
![Page 27: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/27.jpg)
Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
b)The temperature was two degrees Celsius. It goes down by eleven degrees. Write down the new temperature. - 9°C
c)The temperature was five degrees Celsius. It goes down by fifteen degrees. Write down the new temperature. - 10°C
d)The temperature was three degrees Celsius. It goes down by seven degrees. Write down the new temperature. - 4°C
d)The temperature was seven degrees Celsius. It goes down by twenty degrees. Write down the new temperature.
![Page 28: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/28.jpg)
Now try some of your own. Click to get the answers:
a)The temperature was three degrees Celsius. It goes down by ten degrees. Write down the new temperature. - 7°C
b)The temperature was two degrees Celsius. It goes down by eleven degrees. Write down the new temperature. - 9°C
c)The temperature was five degrees Celsius. It goes down by fifteen degrees. Write down the new temperature. - 10°C
d)The temperature was three degrees Celsius. It goes down by seven degrees. Write down the new temperature. - 4°C
d)The temperature was seven degrees Celsius. It goes down by twenty degrees. Write down the new temperature. - 13°C
![Page 29: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/29.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius? - 8°C
d)What temperature is nine degrees warmer than -6 degrees Celsius? 3°C
e)What temperature is ten degrees warmer than -4 degrees Celsius? 6°C
e)What temperature is six degrees warmer than -2 degrees Celsius? 4°C
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Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius?
![Page 31: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/31.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
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Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius?
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Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
![Page 34: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/34.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius?
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Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius? - 8°C
![Page 36: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/36.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius? - 8°C
d)What temperature is nine degrees warmer than -6 degrees Celsius?
![Page 37: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/37.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius? - 8°C
d)What temperature is nine degrees warmer than -6 degrees Celsius? 3°C
![Page 38: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/38.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius? - 8°C
d)What temperature is nine degrees warmer than -6 degrees Celsius? 3°C
e)What temperature is ten degrees warmer than -4 degrees Celsius?
![Page 39: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/39.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius? - 8°C
d)What temperature is nine degrees warmer than -6 degrees Celsius? 3°C
e)What temperature is ten degrees warmer than -4 degrees Celsius? 6°C
![Page 40: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/40.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius? - 8°C
d)What temperature is nine degrees warmer than -6 degrees Celsius? 3°C
e)What temperature is ten degrees warmer than -4 degrees Celsius? 6°C
f) What temperature is six degrees warmer than -2 degrees Celsius?
![Page 41: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/41.jpg)
Now try some of your own. Click to get the answers:
a)What temperature is 20 degrees lower than 4 degrees Celsius? - 16°C
b)What temperature is 15 degrees lower than 1 degree Celsius? - 14°C
c) What temperature is 5 degrees lower than - 3 degrees Celsius? - 8°C
d)What temperature is nine degrees warmer than -6 degrees Celsius? 3°C
e)What temperature is ten degrees warmer than -4 degrees Celsius? 6°C
f) What temperature is six degrees warmer than -2 degrees Celsius? 4°C
![Page 42: How To Do KS2 Mental Maths Paper SATs Negative Number Questions](https://reader035.vdocuments.us/reader035/viewer/2022081506/5579e509d8b42aa54d8b4d4e/html5/thumbnails/42.jpg)
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