Subtract 3/7 from 80/5, Solve 16 0/5

Subtract 3/7 from 80/5

1^st number: 16 0/5, 2^nd number: 3/7

80/5 - 3/7 is 109/7.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35

Next, find the equivalent fraction of both fractional numbers with denominator 35
For the 1st fraction, since 5 × 7 = 35,
80/5 = 80 × 7/5 × 7 = 560/35
Likewise, for the 2nd fraction, since 7 × 5 = 35,
3/7 = 3 × 5/7 × 5 = 15/35
Subtract the two like fractions:
560/35 - 15/35 = 560 - 15/35 = 545/35
After reducing the fraction, the answer is 109/7
In mixed form: 154/7

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