Subtract 81/21 from 60/2
1st number: 30 0/2, 2nd number: 3 18/21
60/2 - 81/21 is 183/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
60/2 = 60 × 21/2 × 21 = 1260/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
81/21 = 81 × 2/21 × 2 = 162/42 - Subtract the two like fractions:
1260/42 - 162/42 = 1260 - 162/42 = 1098/42 - After reducing the fraction, the answer is 183/7
- In mixed form: 261/7
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