Subtract 81/48 from 21/6
1st number: 3 3/6, 2nd number: 1 33/48
21/6 - 81/48 is 29/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 6 × 8 = 48,
21/6 = 21 × 8/6 × 8 = 168/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
81/48 = 81 × 1/48 × 1 = 81/48 - Subtract the two like fractions:
168/48 - 81/48 = 168 - 81/48 = 87/48 - After reducing the fraction, the answer is 29/16
- In mixed form: 113/16
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