Subtract 28/80 from 35/7, Solve 5 0/7

Subtract 28/80 from 35/7

1^st number: 5 0/7, 2^nd number: 28/80

35/7 - 28/80 is 93/20.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 7 × 80 = 560,
35/7 = 35 × 80/7 × 80 = 2800/560
Likewise, for the 2nd fraction, since 80 × 7 = 560,
28/80 = 28 × 7/80 × 7 = 196/560
Subtract the two like fractions:
2800/560 - 196/560 = 2800 - 196/560 = 2604/560
After reducing the fraction, the answer is 93/20
In mixed form: 413/20

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