Subtract 21/10 from 75/25
1st number: 3 0/25, 2nd number: 2 1/10
75/25 - 21/10 is 9/10.
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,
75/25 = 75 × 2/25 × 2 = 150/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
21/10 = 21 × 5/10 × 5 = 105/50 - Subtract the two like fractions:
150/50 - 105/50 = 150 - 105/50 = 45/50 - After reducing the fraction, the answer is 9/10
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