Subtract 56/35 from 15/8, Solve 1 7/8

Subtract 56/35 from 15/8

1^st number: 1 7/8, 2^nd number: 1 21/35

15/8 - 56/35 is 11/40.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 8 × 35 = 280,
15/8 = 15 × 35/8 × 35 = 525/280
Likewise, for the 2nd fraction, since 35 × 8 = 280,
56/35 = 56 × 8/35 × 8 = 448/280
Subtract the two like fractions:
525/280 - 448/280 = 525 - 448/280 = 77/280
After reducing the fraction, the answer is 11/40

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