18 terms

# Big Ideas Math 7th Grade Chapter 1

#### Terms in this set (...)

absolute value
The distance between a number and 0 on a number
line; |5| = 5; |-5| = 5
The opposite of a number
The sum of an integer and its opposite is 0.
8 + (-8) = 0
integers
The set of whole numbers and their opposites
...-3, -2, -1, 0, 1, 2, 3...
opposites
Two numbers that are the same distance from 0,
but on opposite sides of 0
Distributive Property
a (b + c) = a (b) + a (c)
Commutative Property of Addition
a + b = b + a
Commutative Property of Multiplication
a x b = b x a
Associative Property of Addition
(a + b) + c = a + (b + c)
Associative Property of Multiplication
(a x b) x c = a x (b x c)
Identity Property of Addition
a + 0 = a
Identity Property of Multiplication
a x 1 = a
Multiplicitive Property of Zero
a x 0 = 0; 0 x a = 0
equation
a mathematical sentence that contains an equal sign
evaluate
to find the value of an expression
product
the answer to a multiplication problem
quotient
the answer to a division problem
simplify
to reduce to an easier form