Subtract 90/10 from 4/48, Solve 4/48

Subtract 90/10 from 4/48

1^st number: 4/48, 2^nd number: 9 0/10

4/48 - 90/10 is -107/12.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 10 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 48 × 5 = 240,
4/48 = 4 × 5/48 × 5 = 20/240
Likewise, for the 2nd fraction, since 10 × 24 = 240,
90/10 = 90 × 24/10 × 24 = 2160/240
Subtract the two like fractions:
20/240 - 2160/240 = 20 - 2160/240 = -2140/240
After reducing the fraction, the answer is -107/12

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