Subtract 21/84 from 56/9
1st number: 6 2/9, 2nd number: 21/84
56/9 - 21/84 is 215/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
56/9 = 56 × 28/9 × 28 = 1568/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
21/84 = 21 × 3/84 × 3 = 63/252 - Subtract the two like fractions:
1568/252 - 63/252 = 1568 - 63/252 = 1505/252 - After reducing the fraction, the answer is 215/36
- In mixed form: 535/36
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