Subtract 15/49 from 40/12, Solve 3 4/12

Subtract 15/49 from 40/12

1^st number: 3 4/12, 2^nd number: 15/49

40/12 - 15/49 is 445/147.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588

Next, find the equivalent fraction of both fractional numbers with denominator 588
For the 1st fraction, since 12 × 49 = 588,
40/12 = 40 × 49/12 × 49 = 1960/588
Likewise, for the 2nd fraction, since 49 × 12 = 588,
15/49 = 15 × 12/49 × 12 = 180/588
Subtract the two like fractions:
1960/588 - 180/588 = 1960 - 180/588 = 1780/588
After reducing the fraction, the answer is 445/147
In mixed form: 34/147

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