Subtract 15/18 from 50/7, Solve 7 1/7

Subtract 15/18 from 50/7

1^st number: 7 1/7, 2^nd number: 15/18

50/7 - 15/18 is 265/42.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 7 × 18 = 126,
50/7 = 50 × 18/7 × 18 = 900/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
15/18 = 15 × 7/18 × 7 = 105/126
Subtract the two like fractions:
900/126 - 105/126 = 900 - 105/126 = 795/126
After reducing the fraction, the answer is 265/42
In mixed form: 613/42

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