Subtract 40/72 from 42/25
1st number: 1 17/25, 2nd number: 40/72
42/25 - 40/72 is 253/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 25 × 72 = 1800,
42/25 = 42 × 72/25 × 72 = 3024/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
40/72 = 40 × 25/72 × 25 = 1000/1800 - Subtract the two like fractions:
3024/1800 - 1000/1800 = 3024 - 1000/1800 = 2024/1800 - After reducing the fraction, the answer is 253/225
- In mixed form: 128/225
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