Subtract 21/60 from 42/25
1st number: 1 17/25, 2nd number: 21/60
42/25 - 21/60 is 133/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
42/25 = 42 × 12/25 × 12 = 504/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
21/60 = 21 × 5/60 × 5 = 105/300 - Subtract the two like fractions:
504/300 - 105/300 = 504 - 105/300 = 399/300 - After reducing the fraction, the answer is 133/100
- In mixed form: 133/100
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