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What -79.54 divided by -9.7

What -79.54 divided by -9.7-example-1
User Ckundo
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2 Answers

4 votes
It is 8.2. One way to get it is to use long division and you get 794.5/97 and solve that.
User Azriebakri
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4 votes

(-79.54) / (-9.7) = 8.2

Steps:

Conversion: 79.54 = 7954/100 = 3977/50
Unary minus: -79.54 = -3977/50
Conversion: 9.7 = 97/10

Unary minus:
-9.7 = -97/10
Divide: -3977/50 / (-9710) = -397750 · 10-97 = -3977 · (-10)50 · 97 = 397704850 = 415

To divide one fraction by another, invert (turn upside-down) the second fraction, then multiply.



User Paul Van Dyk
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