Subtract 30/49 from 12/8, Solve 1 4/8

Subtract 30/49 from 12/8

1^st number: 1 4/8, 2^nd number: 30/49

12/8 - 30/49 is 87/98.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392

Next, find the equivalent fraction of both fractional numbers with denominator 392
For the 1st fraction, since 8 × 49 = 392,
12/8 = 12 × 49/8 × 49 = 588/392
Likewise, for the 2nd fraction, since 49 × 8 = 392,
30/49 = 30 × 8/49 × 8 = 240/392
Subtract the two like fractions:
588/392 - 240/392 = 588 - 240/392 = 348/392
After reducing the fraction, the answer is 87/98

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