Subtract 81/48 from 12/4
1st number: 3 0/4, 2nd number: 1 33/48
12/4 - 81/48 is 21/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 4 × 12 = 48,
12/4 = 12 × 12/4 × 12 = 144/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
81/48 = 81 × 1/48 × 1 = 81/48 - Subtract the two like fractions:
144/48 - 81/48 = 144 - 81/48 = 63/48 - After reducing the fraction, the answer is 21/16
- In mixed form: 15/16
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