Subtract 40/27 from 42/4
1st number: 10 2/4, 2nd number: 1 13/27
42/4 - 40/27 is 487/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
42/4 = 42 × 27/4 × 27 = 1134/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
40/27 = 40 × 4/27 × 4 = 160/108 - Subtract the two like fractions:
1134/108 - 160/108 = 1134 - 160/108 = 974/108 - After reducing the fraction, the answer is 487/54
- In mixed form: 91/54
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