Subtract 45/16 from 56/49, Solve 1 7/49

Subtract 45/16 from 56/49

1^st number: 1 7/49, 2^nd number: 2 13/16

56/49 - 45/16 is -187/112.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 16 is 784

Next, find the equivalent fraction of both fractional numbers with denominator 784
For the 1st fraction, since 49 × 16 = 784,
56/49 = 56 × 16/49 × 16 = 896/784
Likewise, for the 2nd fraction, since 16 × 49 = 784,
45/16 = 45 × 49/16 × 49 = 2205/784
Subtract the two like fractions:
896/784 - 2205/784 = 896 - 2205/784 = -1309/784
After reducing the fraction, the answer is -187/112

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