Subtract 42/27 from 84/32
1st number: 2 20/32, 2nd number: 1 15/27
84/32 - 42/27 is 77/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 27 is 864
Next, find the equivalent fraction of both fractional numbers with denominator 864 - For the 1st fraction, since 32 × 27 = 864,
84/32 = 84 × 27/32 × 27 = 2268/864 - Likewise, for the 2nd fraction, since 27 × 32 = 864,
42/27 = 42 × 32/27 × 32 = 1344/864 - Subtract the two like fractions:
2268/864 - 1344/864 = 2268 - 1344/864 = 924/864 - After reducing the fraction, the answer is 77/72
- In mixed form: 15/72
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