Subtract 36/9 from 20/45
1st number: 20/45, 2nd number: 4 0/9
20/45 - 36/9 is -32/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
20/45 = 20 × 1/45 × 1 = 20/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
36/9 = 36 × 5/9 × 5 = 180/45 - Subtract the two like fractions:
20/45 - 180/45 = 20 - 180/45 = -160/45 - After reducing the fraction, the answer is -32/9
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