Subtract 20/4 from 75/10
1st number: 7 5/10, 2nd number: 5 0/4
75/10 - 20/4 is 5/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
75/10 = 75 × 2/10 × 2 = 150/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
20/4 = 20 × 5/4 × 5 = 100/20 - Subtract the two like fractions:
150/20 - 100/20 = 150 - 100/20 = 50/20 - After reducing the fraction, the answer is 5/2
- In mixed form: 21/2
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