Subtract 30/12 from 9/8
1st number: 1 1/8, 2nd number: 2 6/12
9/8 - 30/12 is -11/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
9/8 = 9 × 3/8 × 3 = 27/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
30/12 = 30 × 2/12 × 2 = 60/24 - Subtract the two like fractions:
27/24 - 60/24 = 27 - 60/24 = -33/24 - After reducing the fraction, the answer is -11/8
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