Subtract 7/9 from 75/4
1st number: 18 3/4, 2nd number: 7/9
75/4 - 7/9 is 647/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
75/4 = 75 × 9/4 × 9 = 675/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
7/9 = 7 × 4/9 × 4 = 28/36 - Subtract the two like fractions:
675/36 - 28/36 = 675 - 28/36 = 647/36 - In mixed form: 1735/36
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