Subtract 42/10 from 12/25
1st number: 12/25, 2nd number: 4 2/10
12/25 - 42/10 is -93/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 10 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 25 × 2 = 50,
12/25 = 12 × 2/25 × 2 = 24/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
42/10 = 42 × 5/10 × 5 = 210/50 - Subtract the two like fractions:
24/50 - 210/50 = 24 - 210/50 = -186/50 - After reducing the fraction, the answer is -93/25
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