Subtract 75/70 from 1/48, Solve 1/48

Subtract 75/70 from 1/48

1^st number: 1/48, 2^nd number: 1 5/70

1/48 - 75/70 is -353/336.

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,
1/48 = 1 × 35/48 × 35 = 35/1680
Likewise, for the 2nd fraction, since 70 × 24 = 1680,
75/70 = 75 × 24/70 × 24 = 1800/1680
Subtract the two like fractions:
35/1680 - 1800/1680 = 35 - 1800/1680 = -1765/1680
After reducing the fraction, the answer is -353/336

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