SOLUTION: what is 7 1/5 minus 3 3/4.......SHOW YOUR WORK

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Question 671513: what is 7 1/5 minus 3 3/4.......SHOW YOUR WORK
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
71%2F5
-33%2F4
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...
7%281%2F5%29%284%2F4%29
-3%283%2F4%29%285%2F5%29
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...
74%2F20
-315%2F20
_________________
...
6cross%287%29%284%2F20%29%2B%2820%2F20%29
-315%2F20
_________________
...
624%2F20
-315%2F20
_______________
...
39%2F20
...
Alternatively, change each mixed fraction into an improper fraction
71%2F5 = 5*s=35+1=36, so 36%2F5
33%2F4 = 4*3=12+3=15, so 15%2F4
...

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Convert back into a mixed number
20 goes into 69 evenly 3 times, with 9 left over
39%2F20
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