##### PACE - Grade 4 - Vocabulary - Ch. 3

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created 9 years ago by mcataldo
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Math
Chapter 3
Multiplication terms
updated 9 years ago by mcataldo
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1

factor

numbers that are multiplied together to obtain a product

2

multiple

the product of a specific number and a whole number

3

commutative property

order doesn't matter
a x b = b x a
2 x 3 = 3 x 2

4

associative property

grouping doesn't matter
(a x b) x c = a x (b x c)
(2 x 3) x 7 = 2 x (3 x 7)

5

identity property

value doesn't change
a x 1 = a
36 x 1 = 36

6

distributive property

break down the numbers
(a + b) x c = (a x c) + (b x c)
36 x 5 = (30 x 5) + (6 x 5)

7

zero property

anything multiplied by zero equals zero
a x 0 = 0
3 x 0 = 0

8

benchmark numbers

numbers that are simple to work with, such as 10, 50, 100, 500, 1000, etc.

9

common multiple

a non-zero number that is a multiple of two or more different numbers

10

LCM - Least Common Multiple

the lowest non-zero number that is a multiple of two or more different numbers

11

compatible numbers

numbers that are easy to work with mentally

12

GCF - Greatest Common Factor

the greatest number that is a factor of each of two or more numbers

13

product

the number that is the result of multiplying two or more factors