Subtract 90/8 from 54/60
1st number: 54/60, 2nd number: 11 2/8
54/60 - 90/8 is -207/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
54/60 = 54 × 2/60 × 2 = 108/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
90/8 = 90 × 15/8 × 15 = 1350/120 - Subtract the two like fractions:
108/120 - 1350/120 = 108 - 1350/120 = -1242/120 - After reducing the fraction, the answer is -207/20
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