Subtract 50/7 from 9/60, Solve 9/60

Subtract 50/7 from 9/60

1^st number: 9/60, 2^nd number: 7 1/7

9/60 - 50/7 is -979/140.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 60 × 7 = 420,
9/60 = 9 × 7/60 × 7 = 63/420
Likewise, for the 2nd fraction, since 7 × 60 = 420,
50/7 = 50 × 60/7 × 60 = 3000/420
Subtract the two like fractions:
63/420 - 3000/420 = 63 - 3000/420 = -2937/420
After reducing the fraction, the answer is -979/140

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