Subtract 81/50 from 56/35, Solve 1 21/35

Subtract 81/50 from 56/35

1^st number: 1 21/35, 2^nd number: 1 31/50

56/35 - 81/50 is -1/50.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 50 is 350

Next, find the equivalent fraction of both fractional numbers with denominator 350
For the 1st fraction, since 35 × 10 = 350,
56/35 = 56 × 10/35 × 10 = 560/350
Likewise, for the 2nd fraction, since 50 × 7 = 350,
81/50 = 81 × 7/50 × 7 = 567/350
Subtract the two like fractions:
560/350 - 567/350 = 560 - 567/350 = -7/350
After reducing the fraction, the answer is -1/50

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