Negative Powers

This lesson covers:

  1. How to apply negative powers to numbers or fractions. 
  2. E.g. 4-2

Which of the following is equivalent to:

a−3
3a
1−a3
a31​
a+3

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Evaluate the following:

4−2

(Give your answer either as a fraction, or to 2 decimal places)

\frac{1}{16}|0.06

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Evaluate the following:

2−4

(Give your answer either as a fraction, or to 2 decimal places)

\frac{1}{16}|0.06

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Evaluate the following:

5−2

(give your answer either as a fraction, or to 2 decimal places)

\frac{1}{25}|0.04

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Evaluate the following:

6−2

(give your answer either as a fraction, or to 2 decimal places)

\frac{1}{36}|0.03

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Evaluate the following:

(43​)−2

(Give your answer either as a fraction, or to 2 decimal places)

\frac{16}{9}|1.78

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Evaluate the following:

(45​)−2

(Give your answer either as a fraction, or to 2 decimal places)

\frac{16}{25}|0.64

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Evaluate the following:

(32​)−4

(Give your answer either as a fraction, or to 2 decimal places)

\frac{81}{16}|5.06

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Evaluate the following:

(52​)−2

(Give your answer either as a fraction, or to 2 decimal places)

\frac{25}{4}|6.25

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1