Subtract 36/21 from 48/4
1st number: 12 0/4, 2nd number: 1 15/21
48/4 - 36/21 is 72/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
48/4 = 48 × 21/4 × 21 = 1008/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
36/21 = 36 × 4/21 × 4 = 144/84 - Subtract the two like fractions:
1008/84 - 144/84 = 1008 - 144/84 = 864/84 - After reducing the fraction, the answer is 72/7
- In mixed form: 102/7
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