Subtract 4/56 from 10/30, Solve 10/30

Subtract 4/56 from 10/30

10/30 - 4/56 is 11/42.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 30 × 28 = 840,
10/30 = 10 × 28/30 × 28 = 280/840
Likewise, for the 2nd fraction, since 56 × 15 = 840,
4/56 = 4 × 15/56 × 15 = 60/840
Subtract the two like fractions:
280/840 - 60/840 = 280 - 60/840 = 220/840
After reducing the fraction, the answer is 11/42

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