Subtract 90/48 from 18/14, Solve 1 4/14

Subtract 90/48 from 18/14

1^st number: 1 4/14, 2^nd number: 1 42/48

18/14 - 90/48 is -33/56.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 48 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 14 × 24 = 336,
18/14 = 18 × 24/14 × 24 = 432/336
Likewise, for the 2nd fraction, since 48 × 7 = 336,
90/48 = 90 × 7/48 × 7 = 630/336
Subtract the two like fractions:
432/336 - 630/336 = 432 - 630/336 = -198/336
After reducing the fraction, the answer is -33/56

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