Subtract 9/28 from 75/4
1st number: 18 3/4, 2nd number: 9/28
75/4 - 9/28 is 129/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
75/4 = 75 × 7/4 × 7 = 525/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
9/28 = 9 × 1/28 × 1 = 9/28 - Subtract the two like fractions:
525/28 - 9/28 = 525 - 9/28 = 516/28 - After reducing the fraction, the answer is 129/7
- In mixed form: 183/7
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