Subtract 81/4 from 35/30
1st number: 1 5/30, 2nd number: 20 1/4
35/30 - 81/4 is -229/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
35/30 = 35 × 2/30 × 2 = 70/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
81/4 = 81 × 15/4 × 15 = 1215/60 - Subtract the two like fractions:
70/60 - 1215/60 = 70 - 1215/60 = -1145/60 - After reducing the fraction, the answer is -229/12
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