Subtract 40/45 from 18/6
1st number: 3 0/6, 2nd number: 40/45
18/6 - 40/45 is 19/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
18/6 = 18 × 15/6 × 15 = 270/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
40/45 = 40 × 2/45 × 2 = 80/90 - Subtract the two like fractions:
270/90 - 80/90 = 270 - 80/90 = 190/90 - After reducing the fraction, the answer is 19/9
- In mixed form: 21/9
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