Subtract 27/72 from 84/4
1st number: 21 0/4, 2nd number: 27/72
84/4 - 27/72 is 165/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
84/4 = 84 × 18/4 × 18 = 1512/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
27/72 = 27 × 1/72 × 1 = 27/72 - Subtract the two like fractions:
1512/72 - 27/72 = 1512 - 27/72 = 1485/72 - After reducing the fraction, the answer is 165/8
- In mixed form: 205/8
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