Subtract 81/7 from 54/32
1st number: 1 22/32, 2nd number: 11 4/7
54/32 - 81/7 is -1107/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 7 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 32 × 7 = 224,
54/32 = 54 × 7/32 × 7 = 378/224 - Likewise, for the 2nd fraction, since 7 × 32 = 224,
81/7 = 81 × 32/7 × 32 = 2592/224 - Subtract the two like fractions:
378/224 - 2592/224 = 378 - 2592/224 = -2214/224 - After reducing the fraction, the answer is -1107/112
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