Subtract 42/25 from 14/20
1st number: 14/20, 2nd number: 1 17/25
14/20 - 42/25 is -49/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
14/20 = 14 × 5/20 × 5 = 70/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
42/25 = 42 × 4/25 × 4 = 168/100 - Subtract the two like fractions:
70/100 - 168/100 = 70 - 168/100 = -98/100 - After reducing the fraction, the answer is -49/50
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