Subtract 20/9 from 40/18
1st number: 2 4/18, 2nd number: 2 2/9
40/18 - 20/9 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
40/18 = 40 × 1/18 × 1 = 40/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
20/9 = 20 × 2/9 × 2 = 40/18 - Subtract the two like fractions:
40/18 - 40/18 = 40 - 40/18 = 0/18 - The answer is 0
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