Numerical Expressions

Simplify the following expression:
-7x +5 (1 - 8x)

• -33x + 5

• 5 + 33x

• 47x + 5

• 5 - 47x

Evaluate the expression. 4(8-3) - 3²

• 11

• 36

• 0

• 16

Find the value of the power. 5³

• 53

• 15

• 25

• 125

Write the product as a power 4⋅4⋅4⋅4⋅4

• 5⁴

• 4⋅5

• 4⁵

• 1024¹

Evaluate the expression. 12 ÷ (7-5) + 4

• 18

• 5

• 6

• 10

Find the GCF of the numbers. 27, 45

• 27

• 3

• 45

• 9

Find the LCM of the numbers. 10, 12

• 120

• 2

• 60

• 5

Which expression is equivalent to 2 × 2 × 5 × 5 × 5 × 7 × 7?

• 2² x 5³

• 2² x 5³ x 7²

• 2 x 5 x 7

• 257

Which best describes this expression?

45 x 7

• 45 more than 7

• 7 fewer than 45

• 45 times as much as 7

• 7 groups arranged to equal 45

Add 6 and 3

Multiply the sum by 9.

Subtract 4 from the product.

Which expression represents Ms. Barrientos's directions?

• 6 + 3 x 9 - 4

• 6 + (3 x 9) - 4

• 6 + 3 x (9 - 4)

• (6 + 3) x 9 - 4