second level numeracy workshop focus for workshop: supporting children using fractions. ...
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Second Level Numeracy Workshop
Focus for Workshop:Supporting children using fractions.Understanding and using BODMAS
2
Starter activity.
Can you find a method of folding a piece of paper to be able to hold up and show me 3/16?
Piece of paper 2 folding like a book then laptop
3
0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 110%
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1
100
0
100
10
100
20
100
40
100
30
100
70
100
60
100
80
100
90
100
50
100
110
100
100
21
4
1
5
1
5
2
5
35
410
1
4
310
3
10
710
9
3
1
3
2
4Adding on the Fraction wall
5
Practical Activity- the 12 fraction wall
Use the foam rods to fill out the 12 fraction wall.
Can you tell me an equivalent fraction using your fraction wall?
6
Practical Activity- write the number 36 in the top row of your fraction wall. This is your whole.Find ½, 1/3, ¼, 1/6, 1/12, 1/18, 1/24 of 36 using your fraction wall.
BODMAS
ORDER OF OPERATIONS
BODMASBRACKETS
OTHER
DIVIDE or MULTIPLY
in the order that they come
ADD or SUBTRACT
in the order that they come
1
1
2
2
3
3
4
4
Example 1
2+34
BODMAS
= 2+ M12
A= 14
Example 2
2+3 4 2
BODMAS
= 2 + M12
A
= 2 +
= 8
D
2
6
Example 3
2 3 - ( 4 + 2)
BODMAS
M
S
B = 2 3 -
= 6
= 0
6
- 6
Example 4
2 3² - ( 4 + 2)
BODMAS
M
S
B = 2 3² -
= 18
= 12
6
- 6
= 2 - 6 O9
Thank You
Please take a BODMAS help sheet and a copy of useful websites.