Subtract 20/12 from 10/25
1st number: 10/25, 2nd number: 1 8/12
10/25 - 20/12 is -19/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
10/25 = 10 × 12/25 × 12 = 120/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
20/12 = 20 × 25/12 × 25 = 500/300 - Subtract the two like fractions:
120/300 - 500/300 = 120 - 500/300 = -380/300 - After reducing the fraction, the answer is -19/15
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