Subtract 40/36 from 42/25
1st number: 1 17/25, 2nd number: 1 4/36
42/25 - 40/36 is 128/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 25 × 36 = 900,
42/25 = 42 × 36/25 × 36 = 1512/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
40/36 = 40 × 25/36 × 25 = 1000/900 - Subtract the two like fractions:
1512/900 - 1000/900 = 1512 - 1000/900 = 512/900 - After reducing the fraction, the answer is 128/225
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