if this is a number line, where would we put counting numbers?
TRANSCRIPT
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If this is a number line, where would we put counting numbers?
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These are counting numbers because we count with them!
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What are whole numbers?
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Whole numbers are the counting numbers and zero.
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What are integers?
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-5 -4 -3 -2 -1 0 1 2 3 4 5
Integers are whole numbers and negative numbers.
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-5 -4 -3 -2 -1 0 1 2 3 4 5
Where would we place rational numbers?
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-5 -4 -3 -2 -1 0 1 2 3 4 5
Rational numbers are fractions or decimals that can go on a number line.
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Here are some examples: .5, -5.25, -3 12
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-5 -4 -3 -2 -1 0 1 2 3 4 5
Here are some examples: .5, -5.25, -3 12
12-3 .5-5.25
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-5 -4 -3 -2 -1 0 1 2 3 4 5
So, what are IRrational numbers?
12-3 .55.25
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-5 -4 -3 -2 -1 0 1 2 3 4 5
Irrational numbers are the numbers or symbols we can’t place on the number line:
π √2
12-3 .55.25
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Here’s another way to look at it . . .
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Counting Numbers
136
90
Whole
0
Integers
-5
-22
-45
-110
Rational
5.87
-2 ½
.45
-1 1/10
Real Numbers
Irrational
3 * √2
√2
π
√8 + 6
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Commutative Property
The sum or the product of two numbers is the same regardless of the order of the
numbers.
(THINK FLIP FLOP FACTS!)
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Commutative Property
The sum or the product of two numbers is the same regardless of the order of the
numbers.
(THINK FLIP FLOP FACTS!)
3 * 4 = 4 * 342 + 20 = 20 +
42
100 * 1 = 1 * 100
8 + 11 = 11 + 8
5 + 7 = 7 + 5