Subtract 7/60 from 3/28, Solve 3/28

Subtract 7/60 from 3/28

3/28 - 7/60 is -1/105.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 28 × 15 = 420,
3/28 = 3 × 15/28 × 15 = 45/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
7/60 = 7 × 7/60 × 7 = 49/420
Subtract the two like fractions:
45/420 - 49/420 = 45 - 49/420 = -4/420
After reducing the fraction, the answer is -1/105

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