Maths
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Absolute Value | if n is positive, |n| = n
if n is negative |n| = -n
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The Addition Property of Equality | for all rational numbers if a = b then a + c = b + c
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The Addition Property of Inequalities | for all rational numbers a, b and c
if a < b then a + c < b + c
if a > b then a + c > b + c
similar statements can be made for ≤ and
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Additive Inverses | two rational numbers whose sum is 0.
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Associative Property of Addition | a + (b + c) = (a + b) + c
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Associative Property of Multiplication | a(bc) = (ab)c
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The Closure Property of Addition | if a and b are real numbers a + b is a real number.
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The Closure Property of Multiplication | if a and b are real numbers ab is a real number.
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Commutative Property of Addition | a + b = b + a
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Commutative Property of Multiplication | ab = ba
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Density Property | between any two rational numbers, there is another rational number.
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Distributive Property of Multiplication Over Addition | a(b + c) = ab + ac
and
(b+c)a = ba + ca
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Distributive Property of Multiplication over Subtraction | a(b - c) = ab =ac
and
(b-c)a = ba -ca
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Dividing a number by itself | when a≠0, a/a =1
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Created by:
garfieldwhitebooi
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