Subtract 70/49 from 10/8, Solve 1 2/8

Subtract 70/49 from 10/8

1^st number: 1 2/8, 2^nd number: 1 21/49

10/8 - 70/49 is -5/28.

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,
10/8 = 10 × 49/8 × 49 = 490/392
Likewise, for the 2nd fraction, since 49 × 8 = 392,
70/49 = 70 × 8/49 × 8 = 560/392
Subtract the two like fractions:
490/392 - 560/392 = 490 - 560/392 = -70/392
After reducing the fraction, the answer is -5/28

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