Subtract 6/63 from 90/50, Solve 1 40/50

Subtract 6/63 from 90/50

1^st number: 1 40/50, 2^nd number: 6/63

90/50 - 6/63 is 179/105.

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,
90/50 = 90 × 63/50 × 63 = 5670/3150
Likewise, for the 2nd fraction, since 63 × 50 = 3150,
6/63 = 6 × 50/63 × 50 = 300/3150
Subtract the two like fractions:
5670/3150 - 300/3150 = 5670 - 300/3150 = 5370/3150
After reducing the fraction, the answer is 179/105
In mixed form: 174/105

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