Subtract 84/27 from 20/4
1st number: 5 0/4, 2nd number: 3 3/27
20/4 - 84/27 is 17/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
20/4 = 20 × 27/4 × 27 = 540/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
84/27 = 84 × 4/27 × 4 = 336/108 - Subtract the two like fractions:
540/108 - 336/108 = 540 - 336/108 = 204/108 - After reducing the fraction, the answer is 17/9
- In mixed form: 18/9
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