Subtract 40/15 from 25/45
1st number: 25/45, 2nd number: 2 10/15
25/45 - 40/15 is -19/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
25/45 = 25 × 1/45 × 1 = 25/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
40/15 = 40 × 3/15 × 3 = 120/45 - Subtract the two like fractions:
25/45 - 120/45 = 25 - 120/45 = -95/45 - After reducing the fraction, the answer is -19/9
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