Subtract 81/30 from 9/3
1st number: 3 0/3, 2nd number: 2 21/30
9/3 - 81/30 is 3/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
9/3 = 9 × 10/3 × 10 = 90/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
81/30 = 81 × 1/30 × 1 = 81/30 - Subtract the two like fractions:
90/30 - 81/30 = 90 - 81/30 = 9/30 - After reducing the fraction, the answer is 3/10
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