Subtract 8/4 from 7/2
1st number: 3 1/2, 2nd number: 2 0/4
72 - 84 is 32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 4 is 4
Next, find the equivalent fraction of both fractional numbers with denominator 4 - For the 1st fraction, since 2 × 2 = 4,
72 = 7 × 22 × 2 = 144 - Likewise, for the 2nd fraction, since 4 × 1 = 4,
84 = 8 × 14 × 1 = 84 - Subtract the two like fractions:
144 - 84 = 14 - 84 = 64 - After reducing the fraction, the answer is 32
- In mixed form: 112
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