How to subtract exponents

Practice Questions

SAT Math › How to subtract exponents

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1

Simplify:

$4^8-2^{15}$

2

Evaluate

3

Evaluate $3^{5}-6^{3}$

4

Simplify: 32 * (423 - 421)

5

If m and n are integers such that m < n < 0 and _m_2 – _n_2 = 7, which of the following can be the value of m + n?

I. –5

II. –7

III. –9

6

Evaluate:

$2^{10}-2^9$

7

Simplify so that all exponents are positive:

$\frac{x^5 y^3 z^{10}}{x^6 y z^4}$

8

$\frac{7^5+7^4}{8}=$

9

Solve:

$4^{8}\div2^{10}=$

10

Simplify the following expression:

$\frac{x^{7}y^{3}}{x^{3}}$

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