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Popular >

simplify 21.9*10^{-1}

Solution

simplify

21.9 \cdot 1 0^{- 1}

Solution

2.19

Solution steps

21.9 \cdot 1 0^{- 1}

Apply exponent rule:

a^{- 1} = \frac{1}{a}

1 0^{- 1} = \frac{1}{10}

= 21.9 \cdot \frac{1}{10}

21.9 \cdot \frac{1}{10} = \frac{21.9}{10}

= \frac{21.9}{10}

Divide the numbers:

\frac{21.9}{10} = 2.19

= 2.19

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Frequently Asked Questions (FAQ)

What is 21.9*10^{-1} ?
The solution to 21.9*10^{-1} is 2.19