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2.05 The laws of exponents and scientific notation

Interactive practice questions

Use scientific notation to complete the expression.

$1\cdot10^{-2}\cdot2\cdot10^{-5}$1·102·2·105 $=$= $2\cdot\editable{}$2·

Easy
< 1min

Consider the expression $3\cdot10^5\cdot7\cdot10^2$3·105·7·102.

Easy
1min

Evaluate $\left(4.3\cdot10^{13}\right)\cdot\left(1.3\cdot10^{-6}\right)$(4.3·1013)·(1.3·106), expressing your answer in scientific notation form.

Medium
1min

Simplify $\left(9.3\cdot10^{12}\right)\cdot\left(8.4\cdot10^8\right)$(9.3·1012)·(8.4·108).

Give your answer using scientific notation.

Medium
1min
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Outcomes

8.EE.A.1

Know and apply the properties of integer exponents to generate equivalent numerical expressions. For example, 3^2 x 36-5 = 3^-3 = 1/3^3 = 1/27.

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