Subtract 18/16 from 42/5
1st number: 8 2/5, 2nd number: 1 2/16
42/5 - 18/16 is 291/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
42/5 = 42 × 16/5 × 16 = 672/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
18/16 = 18 × 5/16 × 5 = 90/80 - Subtract the two like fractions:
672/80 - 90/80 = 672 - 90/80 = 582/80 - After reducing the fraction, the answer is 291/40
- In mixed form: 711/40
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