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7 Cards in this Set
- Front
- Back
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Natural numbers |
N= {1, 2, 3, 4,....} |
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Integers |
I= {...,-3, -2, -1, 0, 1, 2, 3,....} |
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Rational numbers |
Rational numbers include fractions and the integers. 2/1, 1/3, - 1/4, -50/2, 22/7, 0, √25 and 1.2 |
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Real numbers |
_ 2, -10, -133.3337, 1/3=0.3, √5≈ -2.2361, and √7≈ 3.3166 |
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Irrational numbers |
√2, √15, and π
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≈
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Means approximately equal This symbol is used in place of = sign whenever 2 unequal quantities are close in value. like 1/2= 0.5, whereas 1/3 ≈ 0.3333 |
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n |
n |
