Subtract 60/42 from 60/16, Solve 3 12/16

Subtract 60/42 from 60/16

1^st number: 3 12/16, 2^nd number: 1 18/42

60/16 - 60/42 is 65/28.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 42 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 16 × 21 = 336,
60/16 = 60 × 21/16 × 21 = 1260/336
Likewise, for the 2nd fraction, since 42 × 8 = 336,
60/42 = 60 × 8/42 × 8 = 480/336
Subtract the two like fractions:
1260/336 - 480/336 = 1260 - 480/336 = 780/336
After reducing the fraction, the answer is 65/28
In mixed form: 29/28

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