Subtract 3/42 from 49/16, Solve 3 1/16

Subtract 3/42 from 49/16

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

49/16 - 3/42 is 335/112.

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,
49/16 = 49 × 21/16 × 21 = 1029/336
Likewise, for the 2nd fraction, since 42 × 8 = 336,
3/42 = 3 × 8/42 × 8 = 24/336
Subtract the two like fractions:
1029/336 - 24/336 = 1029 - 24/336 = 1005/336
After reducing the fraction, the answer is 335/112
In mixed form: 2111/112

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