The value of the expression 5 × (14 × 2) is (a)  

• 140
• 150
• 160
• 170

Evaluate the expression: (7 × 2) × 5 =

• 60

• 70

• 80

• 90

Fill in the blank: ______ × 24 = 18 × 12 = ______

• 72

• 48

• 96

• 144

Fill in the missing number: 180 × 16 = 8 × ______

• 360

• 180

• 320

• 400

Determine if true or false: (2 × 5) × 4 = 2 × (5 × 4)

• True

• False

To find 16 × 15, I double and halve. What is the numerical expression?

• (16 × 2) × (15 ÷ 2)

• (16 ÷ 2) × (15 × 2)

• (16 × 2) + (15 ÷ 2)

• (16 ÷ 2) + (15 × 2)

Write a numerical expression: To find 27 × 9, I find 27 times 10 and remove 1 group of 27.

• (27 × 10) − 27

• (27 × 10) + 27

• (27 × 9) − 27

• (27 × 9) + 27

Write a numerical expression: To find the volume of a box with a 19 by 22 base and 27 layers.

• (19 × 22) × 27

• (19 + 22) × 27

• (19 × 22) + 27

• (19 + 22) + 27

Evaluate the expression: 2 × (5 × 3) + 2 × (3 × 4) + 2 × (5 × 4) =

• 94

• 96

• 98

• 100

Evaluate the expression: (50 × 56) − (1 × 56) =

• 2700

• 2750

• 2800

• 2850