Subtract 40/49 from 12/25
12/25 - 40/49 is -412/1225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 49 is 1225
Next, find the equivalent fraction of both fractional numbers with denominator 1225 - For the 1st fraction, since 25 × 49 = 1225,
12/25 = 12 × 49/25 × 49 = 588/1225 - Likewise, for the 2nd fraction, since 49 × 25 = 1225,
40/49 = 40 × 25/49 × 25 = 1000/1225 - Subtract the two like fractions:
588/1225 - 1000/1225 = 588 - 1000/1225 = -412/1225
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