Subtract 25/54 from 90/49, Solve 1 41/49

Subtract 25/54 from 90/49

1^st number: 1 41/49, 2^nd number: 25/54

90/49 - 25/54 is 3635/2646.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 54 is 2646

Next, find the equivalent fraction of both fractional numbers with denominator 2646
For the 1st fraction, since 49 × 54 = 2646,
90/49 = 90 × 54/49 × 54 = 4860/2646
Likewise, for the 2nd fraction, since 54 × 49 = 2646,
25/54 = 25 × 49/54 × 49 = 1225/2646
Subtract the two like fractions:
4860/2646 - 1225/2646 = 4860 - 1225/2646 = 3635/2646
In mixed form: 1989/2646

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