Subtract 21/10 from 50/25
1st number: 2 0/25, 2nd number: 2 1/10
50/25 - 21/10 is -1/10.
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,
50/25 = 50 × 2/25 × 2 = 100/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
21/10 = 21 × 5/10 × 5 = 105/50 - Subtract the two like fractions:
100/50 - 105/50 = 100 - 105/50 = -5/50 - After reducing the fraction, the answer is -1/10
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