Subtract 40/9 from 18/45
1st number: 18/45, 2nd number: 4 4/9
18/45 - 40/9 is -182/45.
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,
18/45 = 18 × 1/45 × 1 = 18/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
40/9 = 40 × 5/9 × 5 = 200/45 - Subtract the two like fractions:
18/45 - 200/45 = 18 - 200/45 = -182/45
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