5th grade GO Math Unit 1 Vocabulary

170 is 1/10 of 17

6 x 10⁴

I am operations that undo each other, like multiplication and division.

4,400 is ten times as much as 440

I am a number that tells how many times the base is used as a factor.

A number used as a repeated factor

900 is 1/10 of 9,000

I am a mathematical phrase that has numbers and operation signs but no equal sign.

The answer to a subtraction problem

13 + 0= 13

5+6 = 6+5

(5+6) +7 = 5+ (6+7)

The answer to a multiplication problem

The answer to a addition problem

I am a group of 3 digits separated by commas in a multidigit number.

10³

A special set of rules which gives the order in which calculations are done in an expression

The answer to a division problem

5 X (20 + 4) + (5 X 20) + (5 X4)

25 x 1= 25