Subtract 2/90 from 80/49, Solve 1 31/49

Subtract 2/90 from 80/49

1^st number: 1 31/49, 2^nd number: 2/90

80/49 - 2/90 is 3551/2205.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 90 is 4410

Next, find the equivalent fraction of both fractional numbers with denominator 4410
For the 1st fraction, since 49 × 90 = 4410,
80/49 = 80 × 90/49 × 90 = 7200/4410
Likewise, for the 2nd fraction, since 90 × 49 = 4410,
2/90 = 2 × 49/90 × 49 = 98/4410
Subtract the two like fractions:
7200/4410 - 98/4410 = 7200 - 98/4410 = 7102/4410
After reducing the fraction, the answer is 3551/2205
In mixed form: 11346/2205

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