Karteikarten
Properties of Numbers Study Cards (7th Grade)
Karten in diesem Stapel (6)
- 1Order of OperationsP - parentheses
E - Exponents
M or P - Multiplication or Division, whichever comes first
A or S - Addition or Subtraction, whichever comes first - 2Commutative Propertyapplies to only addition and multiplication, NOT subtraction or division
EX: a + b = b + a
OR
a x b = b x a - 3Associative Property(the parentheses are grouping symbols) applies only to addition and multiplication, NOT subtraction or division
EX: (a + b) + c = a + (b + c)
OR
(a x b) c = a (b x c) - 4Distributive Propertydistributes multiplication over addition
EX: a (b + c) = ab + ac
OR
(ab + ac) = a (b + c)
(This does NOT apply to subtraction or division; a, b, and c are rational numbers.) - 5Evaluating Expressions That Contain Absolute Value:First, calculate any calculations inside the absolute value bars as if they were parentheses. When the expression is reduced to a single value, apply the absolute value.
- 6Absolute Valuecannot be distributed, and absolute value is neither positive or negative, but you treat it like a positive
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- Properties of Numbers Study Cards (7th Grade) by Irene Kim
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