Subtract 80/49 from 70/16, Solve 4 6/16

Subtract 80/49 from 70/16

1^st number: 4 6/16, 2^nd number: 1 31/49

70/16 - 80/49 is 1075/392.

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

Next, find the equivalent fraction of both fractional numbers with denominator 784
For the 1st fraction, since 16 × 49 = 784,
70/16 = 70 × 49/16 × 49 = 3430/784
Likewise, for the 2nd fraction, since 49 × 16 = 784,
80/49 = 80 × 16/49 × 16 = 1280/784
Subtract the two like fractions:
3430/784 - 1280/784 = 3430 - 1280/784 = 2150/784
After reducing the fraction, the answer is 1075/392
In mixed form: 2291/392

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