Subtract 9/28 from 20/9
1st number: 2 2/9, 2nd number: 9/28
20/9 - 9/28 is 479/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
20/9 = 20 × 28/9 × 28 = 560/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
9/28 = 9 × 9/28 × 9 = 81/252 - Subtract the two like fractions:
560/252 - 81/252 = 560 - 81/252 = 479/252 - In mixed form: 1227/252
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