Subtract 90/32 from 54/30
1st number: 1 24/30, 2nd number: 2 26/32
54/30 - 90/32 is -81/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 30 × 16 = 480,
54/30 = 54 × 16/30 × 16 = 864/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
90/32 = 90 × 15/32 × 15 = 1350/480 - Subtract the two like fractions:
864/480 - 1350/480 = 864 - 1350/480 = -486/480 - After reducing the fraction, the answer is -81/80
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