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WARMUP • Enter Room Number 195326 • Find something you have in common with your table members and send it to me through Socrative. 1-1 PROPERTIES OF REAL NUMBERS REAL NUMBERS SYSTEM Natural Numbers : 1,2,3,4… Whole Numbers: 0,1,2,3,4….. Integers: …-3, -2, -1, 0, 1, 2, 3… Rational numbers: includes all of the above, as well as fractions and, terminating decimals, and repeating decimals. • Irrational numbers: can not be expressed in fraction form, decimals that neither terminate or repeat. • • • • • Which sets do the numbers belong? • Which sets do the numbers belong? NUMBER LINE OPPOSITES AND RECIPROCALS PROPERTIES OF ADDITION • • • • • Commutative Property : a + b = b + a Associative Property:(a + b) + c = a + (b + c) Identity Property: a + 0 = a Inverse Property: a + (-a) = 0 Distributive Property: a(b + c) = ab + ac PROPERTIES OF MULTIPLICATION •Commutative: ab = ba •Associative: (ab)c = a(bc) •Identity: a∙1 = a •Inverse: a ∙ 1 𝑎 =1 IDENTIFY THE PROPERTY IDENTIFY THE PROPERTY ABSOLUTE VALUE CLASSWORK/HOMEWORK •P. 8-9 #1-7 odd, 17-24 all, 34-37, 43-59 odd
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