Subtract 42/28 from 7/2
1st number: 3 1/2, 2nd number: 1 14/28
72 - 4228 is 21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 2 × 14 = 28,
72 = 7 × 142 × 14 = 9828 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
4228 = 42 × 128 × 1 = 4228 - Subtract the two like fractions:
9828 - 4228 = 98 - 4228 = 5628 - After reducing the fraction, the answer is 21
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