Numerical Expressions Review

In the expression which calculation should be done first?
7 + (9-4) x 8 + 2

• 7+9

• 9-4

• 4 x 8

• 8 + 2

• 5

• 2

• 10

• 1

What would be my first step? 3 + 4 x 6 - 4 =

• addition

• multiplication

• subtraction

• exponents

What does 3² mean?

• 3 x 2

• 3 x 3

• 2 x 2 x 2

7 x (7 - 4) ÷ 3 =

• 8

• 6

• 7

• 5

Find the value of the expressions (2 x 8) x 5

• 40

• 80

• 16

• 32

Find the value of the expression (9 x 4) x 2

• 36

• 26

• 72

• 45

True or false

24 x 5 = 12 x 10

• True

• False

True or false

22 x 8 = 11 x 4

• True

• False

Using the double-double-double strategy is the same as multiplying by what?

• 2

• 4

• 8

• 16