4.CE.2cd - Equations and Expressions

Which of the following is true?

• 37 + 68 = 68 - 37

• 37 + 68 = 68 + 37

• 37 + 68 = 30 + 79

• 37 + 68 = 70 - 16

Tags

CCSS.1.OA.B.3

Complete the equation by writing the missing number in the blank. 

18 + (16 + 4) = (a)   + (18 + 16)

Tags

CCSS.7.NS.A.1D

What number could be placed in the blank to make this statement true?

40 ÷ 5 = (a)   x 2

Tags

CCSS.4.NBT.B.6

Select all the statements that are correct.

• 4 x (6 x 2) = (4 x 6) x 2

• 3 x 5 = 5 x 3

• 9 x 1 = 10 – 1

• 9 – 6 = 12 ÷ 4

Tags

CCSS.3.OA.B.5

Which equation is CORRECT?

• 7 x 6 = 59 - 7

• 4 x 7 = 26 + 2

• 7 x 8 = 64 - 7

• 4 x 8 = 32 + 2

Tags

CCSS.3.OA.C.7

Which is true?

• 6 x 5 = 30 + 5

• 6 x 5 = 2 x 15

• 6 x 5 = 11 x 5

• 6 x 5 = 6 + 5

Tags

CCSS.3.OA.B.5

6 x 4 =

• 5 x 6

• 3 x 9

• 8 x 4

• 2 x 12

Tags

CCSS.3.OA.C.7

12 + 4 ≠ 8 + 9

• False

• True

Tags

CCSS.1.OA.B.3

17 + 3 = 10 x 2

• False

• True

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which expression makes the following equation true? Select all that apply.

7 + 3 = _______

• 20 - 2

• 20 ÷ 2

• 2 x 5

• 13 + 2

Tags

CCSS.1.OA.B.3