Subtract 90/45 from 90/9
1st number: 10 0/9, 2nd number: 2 0/45
90/9 - 90/45 is 8/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
90/9 = 90 × 5/9 × 5 = 450/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
90/45 = 90 × 1/45 × 1 = 90/45 - Subtract the two like fractions:
450/45 - 90/45 = 450 - 90/45 = 360/45 - After reducing the fraction, the answer is 8/1
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