Subtract 70/9 from 25/40
1st number: 25/40, 2nd number: 7 7/9
25/40 - 70/9 is -515/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
25/40 = 25 × 9/40 × 9 = 225/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
70/9 = 70 × 40/9 × 40 = 2800/360 - Subtract the two like fractions:
225/360 - 2800/360 = 225 - 2800/360 = -2575/360 - After reducing the fraction, the answer is -515/72
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