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How do you solve this problem 9 34 - 7 68?

Updated: 8/18/2019
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Wiki User

13y ago

Best Answer

934-768

line them up:

934

-768

Subtract the ones digit (ie 4-8), if insufficient (ie result is less than zero) subtract one from the tens digit and add ten to the numeral in the ones digit. Repeat process for tens and hundreds. (only works if top number is larger than bottom)

ie. 4-8=-4

934-->924, 4-->14, 14-8=6

ie. 20-60=-40

924-->824, 20-->120, 120-60=60

ie. 800-700=100

answer: 100+60+6=166

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Wiki User

13y ago
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Q: How do you solve this problem 9 34 - 7 68?
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