Expression and Multiplication

nine plus twenty-four divided by six times three

• 20

• 21

• 22

• 23

Evaluate this expression for f=9
6 + f × 3 

• 33

• 45

• 27

• 30

Write an algebraic expression:
the sum of 4 and a number

• 4 + 5

• 4 + n

• n + y

• n x 4

Write the expression using an exponent:
r  x  r  x  r

• r¹

• r²

• r³

• rⁿ

Write an algebraic expression:
18 divided by a number

• 18 ÷ n

• 18 ÷ 7

• 18 × 3

• 18 × n

In the expression 8⁵, what is the 5 called?

• exponent

• base

• small number

How would you write 8⁶ in expanded form?

• 8 x 6

• 8 x 8 x 6

• 8 x 8 x 8 x 8 x 8 x 8

• 8 + 8 + 8 + 8 + 8 + 8

What would you solve first? 3 x 48 ÷ (15 - 3)

• 3 x 48

• 48 ÷ 15

• (15 - 3)

• 48 - 12

Which expression is the same as 9 more than 6 times a number?

• 6n + 9

• 9n + 6

• 6 + n + 9

• 6n x 9

Which of the following expressions shows 7 subtracted from the sum of a number and 3?

• 7 - 3n

• 7n + 3

• n - 7 + 3

• (n + 3) -7