Subtract 90/48 from 84/35, Solve 2 14/35

Subtract 90/48 from 84/35

1^st number: 2 14/35, 2^nd number: 1 42/48

84/35 - 90/48 is 21/40.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 48 is 1680

Next, find the equivalent fraction of both fractional numbers with denominator 1680
For the 1st fraction, since 35 × 48 = 1680,
84/35 = 84 × 48/35 × 48 = 4032/1680
Likewise, for the 2nd fraction, since 48 × 35 = 1680,
90/48 = 90 × 35/48 × 35 = 3150/1680
Subtract the two like fractions:
4032/1680 - 3150/1680 = 4032 - 3150/1680 = 882/1680
After reducing the fraction, the answer is 21/40

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