Subtract 9/8 from 48/30, Solve 1 18/30

Subtract 9/8 from 48/30

1^st number: 1 18/30, 2^nd number: 1 1/8

48/30 - 9/8 is 19/40.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 30 × 4 = 120,
48/30 = 48 × 4/30 × 4 = 192/120
Likewise, for the 2nd fraction, since 8 × 15 = 120,
9/8 = 9 × 15/8 × 15 = 135/120
Subtract the two like fractions:
192/120 - 135/120 = 192 - 135/120 = 57/120
After reducing the fraction, the answer is 19/40

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