Subtract 42/25 from 20/16
1st number: 1 4/16, 2nd number: 1 17/25
20/16 - 42/25 is -43/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 25 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
20/16 = 20 × 25/16 × 25 = 500/400 - Likewise, for the 2nd fraction, since 25 × 16 = 400,
42/25 = 42 × 16/25 × 16 = 672/400 - Subtract the two like fractions:
500/400 - 672/400 = 500 - 672/400 = -172/400 - After reducing the fraction, the answer is -43/100
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