Subtract 12/10 from 28/9
1st number: 3 1/9, 2nd number: 1 2/10
28/9 - 12/10 is 86/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
28/9 = 28 × 10/9 × 10 = 280/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
12/10 = 12 × 9/10 × 9 = 108/90 - Subtract the two like fractions:
280/90 - 108/90 = 280 - 108/90 = 172/90 - After reducing the fraction, the answer is 86/45
- In mixed form: 141/45
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