Subtract 6/63 from 81/50, Solve 1 31/50

Subtract 6/63 from 81/50

1^st number: 1 31/50, 2^nd number: 6/63

81/50 - 6/63 is 1601/1050.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 63 is 3150

Next, find the equivalent fraction of both fractional numbers with denominator 3150
For the 1st fraction, since 50 × 63 = 3150,
81/50 = 81 × 63/50 × 63 = 5103/3150
Likewise, for the 2nd fraction, since 63 × 50 = 3150,
6/63 = 6 × 50/63 × 50 = 300/3150
Subtract the two like fractions:
5103/3150 - 300/3150 = 5103 - 300/3150 = 4803/3150
After reducing the fraction, the answer is 1601/1050
In mixed form: 1551/1050

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