Free Printable Exponents

1.

In the expression $2^5$ , what is the base?

a)

2

b)

5

2.

Solve $\left(7^3\right)=$

a)

21

b)

$7\times7\times7$

c)

$7\times3$

d)

343

3.

Anything raised to a power of zero is always

a)

0

b)

1

c)

itself

d)

negative

4.

Expand $\left(-2b\right)^2$

a)

$2b^2$

b)

$-2b^2$

c)

$-4b^2$

d)

$4b^2$

5.

Simplify $2m^2\ \cdot\ 7m$

a)

$14m^3$

b)

$14m$

c)

$9m^3$

d)

$9m$

6.

$18^1=$

a)

0

b)

18

c)

324

d)

1

7.

Are these two equivalent (the same) $2^2\ =\ \left(-2\right)^2$

a)

Yes

b)

No

8.

$Solve\ \left(7^{-2}\right)=\$

a)

$49$

b)

$\frac{1}{49}$

c)

$-14$

d)

$-9$

9.

Simplify the expression by multiplying $\frac{4a^2}{2a}\cdot\frac{2a}{1}$

a)

$4a^2$

b)

$\frac{8a^3}{2a}$

c)

$6a^3$

d)

$8a$

10.

Simplify the expression by multiplying: $\frac{3b^{ }}{b^2}\cdot\frac{b^2}{b^2}=$

a)

$\frac{3b^3}{b^4}$

b)

$9b^2$

c)

$\frac{3}{b}$

d)

$3b^2$

11.

$\left(x^5\right)^4=$

a)

$20$

b)

$x^9$

c)

$x^{20}$

d)

$9$

12.

Write the product using exponents: $\left(-2\right)\left(-2\right)\left(-2\right)\left(-2\right)\left(-2\right)=$

a)

$2$

b)

$-2$

c)

$2^5$

d)

$\left(-2\right)^5$

13.

$x\cdot5x=$

a)

$6x$

b)

$5x^2$

14.

Simplify $\frac{6ab}{4b}=$

a)

$\frac{6a}{4}$

b)

$\frac{3a}{2}$

c)

$2a$

d)

$2ab$

15.

What is the expanded form of $4^{-3}$ =

a)

$\frac{1}{4\times4\times4}$

b)

$\frac{1}{64}$

c)

$4\times4\times4$

d)

$3\times3\times3\times3$

Exponents

Total questions: 15

Worksheet time: 45mins

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