Subtract 70/54 from 25/40
1st number: 25/40, 2nd number: 1 16/54
25/40 - 70/54 is -145/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 54 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
25/40 = 25 × 27/40 × 27 = 675/1080 - Likewise, for the 2nd fraction, since 54 × 20 = 1080,
70/54 = 70 × 20/54 × 20 = 1400/1080 - Subtract the two like fractions:
675/1080 - 1400/1080 = 675 - 1400/1080 = -725/1080 - After reducing the fraction, the answer is -145/216
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