Subtract 20/70 from 5/48, Solve 5/48

Subtract 20/70 from 5/48

5/48 - 20/70 is -61/336.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 70 is 1680

Next, find the equivalent fraction of both fractional numbers with denominator 1680
For the 1st fraction, since 48 × 35 = 1680,
5/48 = 5 × 35/48 × 35 = 175/1680
Likewise, for the 2nd fraction, since 70 × 24 = 1680,
20/70 = 20 × 24/70 × 24 = 480/1680
Subtract the two like fractions:
175/1680 - 480/1680 = 175 - 480/1680 = -305/1680
After reducing the fraction, the answer is -61/336

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