Subtract 27/54 from 42/16
1st number: 2 10/16, 2nd number: 27/54
42/16 - 27/54 is 17/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 54 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 16 × 27 = 432,
42/16 = 42 × 27/16 × 27 = 1134/432 - Likewise, for the 2nd fraction, since 54 × 8 = 432,
27/54 = 27 × 8/54 × 8 = 216/432 - Subtract the two like fractions:
1134/432 - 216/432 = 1134 - 216/432 = 918/432 - After reducing the fraction, the answer is 17/8
- In mixed form: 21/8
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