Subtract 84/8 from 15/49, Solve 15/49

Subtract 84/8 from 15/49

1^st number: 15/49, 2^nd number: 10 4/8

15/49 - 84/8 is -999/98.

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

Next, find the equivalent fraction of both fractional numbers with denominator 392
For the 1st fraction, since 49 × 8 = 392,
15/49 = 15 × 8/49 × 8 = 120/392
Likewise, for the 2nd fraction, since 8 × 49 = 392,
84/8 = 84 × 49/8 × 49 = 4116/392
Subtract the two like fractions:
120/392 - 4116/392 = 120 - 4116/392 = -3996/392
After reducing the fraction, the answer is -999/98

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