Subtract 12/30 from 7/25
7/25 - 12/30 is -3/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
7/25 = 7 × 6/25 × 6 = 42/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
12/30 = 12 × 5/30 × 5 = 60/150 - Subtract the two like fractions:
42/150 - 60/150 = 42 - 60/150 = -18/150 - After reducing the fraction, the answer is -3/25
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