3.17 Equivalent Equations

Which is true?

• 5 x 5 = 15 + 5

• 24 ÷ 8 = 16 - 12

• 72 ÷ 9 - 14 - 4

• 6 x 7 = 24 + 18

Which addition fact will fill in the blank to make the equation true?

5 + 6 =

• 12 - 1

• 7 + 5

• 5 + 5

• 10 - 1

Which equation is true?

• 5 x 8 = 10 x 4

• 1 x 9 = 9 x 10

• 2 x 6 - 12 x 2

• 10 x 3 = 5 x 5

Which addition or subtraction fact will fill in the blank to make the equation true?

7 + 6 =

• 16 - 3

• 17 - 5

• 10 + 2

• 6 + 4

Which equations are true statements?

• 54 ÷ 9 = 24 - 16

• 7 x 5 - 18 + 12

• 8 x 6 = 34 + 14

• 11 x 5 = 28 + 27

• 80 ÷ 8 ≠ 45 - 30

Which is true?

• 7 x 8 = 3 x 7

• 5 x 9 = 9 x 6

• 4 x 3 = 2 x 5

• 7 x 2 = 2 x 7

True or False

54 ÷9 ≠ 16 - 6

• True

• False

True or False

6 x 8 = 36 + 12

• True

• False

Choose ALL of the statements that are true.

• 8 + 4 = 12 - 3

• 20 - 3 ≠ 10 + 8

• 9 + 4 ≠ 13 - 5

• 12 - 7 = 4 + 3

• 5 + 7 = 18 - 6

Which is true?

• 2 x 3 = 2 + 3

• 2 x 3 = 3 x 2

• 4 x 3 = 4 + 3

• 3 + 5 = 5 x 3