Subtract 56/70 from 81/49, Solve 1 32/49

Subtract 56/70 from 81/49

1^st number: 1 32/49, 2^nd number: 56/70

81/49 - 56/70 is 209/245.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 49 × 10 = 490,
81/49 = 81 × 10/49 × 10 = 810/490
Likewise, for the 2nd fraction, since 70 × 7 = 490,
56/70 = 56 × 7/70 × 7 = 392/490
Subtract the two like fractions:
810/490 - 392/490 = 810 - 392/490 = 418/490
After reducing the fraction, the answer is 209/245

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