Subtract 60/84 from 70/18, Solve 3 16/18

Subtract 60/84 from 70/18

1^st number: 3 16/18, 2^nd number: 60/84

70/18 - 60/84 is 200/63.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 18 × 14 = 252,
70/18 = 70 × 14/18 × 14 = 980/252
Likewise, for the 2nd fraction, since 84 × 3 = 252,
60/84 = 60 × 3/84 × 3 = 180/252
Subtract the two like fractions:
980/252 - 180/252 = 980 - 180/252 = 800/252
After reducing the fraction, the answer is 200/63
In mixed form: 311/63

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