Subtract 12/40 from 49/18
1st number: 2 13/18, 2nd number: 12/40
49/18 - 12/40 is 109/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
49/18 = 49 × 20/18 × 20 = 980/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
12/40 = 12 × 9/40 × 9 = 108/360 - Subtract the two like fractions:
980/360 - 108/360 = 980 - 108/360 = 872/360 - After reducing the fraction, the answer is 109/45
- In mixed form: 219/45
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