Subtract 20/25 from 21/3
1st number: 7 0/3, 2nd number: 20/25
21/3 - 20/25 is 31/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 3 × 25 = 75,
21/3 = 21 × 25/3 × 25 = 525/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
20/25 = 20 × 3/25 × 3 = 60/75 - Subtract the two like fractions:
525/75 - 60/75 = 525 - 60/75 = 465/75 - After reducing the fraction, the answer is 31/5
- In mixed form: 61/5
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