Subtract 30/90 from 90/9
1st number: 10 0/9, 2nd number: 30/90
90/9 - 30/90 is 29/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
90/9 = 90 × 10/9 × 10 = 900/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
30/90 = 30 × 1/90 × 1 = 30/90 - Subtract the two like fractions:
900/90 - 30/90 = 900 - 30/90 = 870/90 - After reducing the fraction, the answer is 29/3
- In mixed form: 92/3
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