Subtract 80/18 from 18/36
1st number: 18/36, 2nd number: 4 8/18
18/36 - 80/18 is -71/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
18/36 = 18 × 1/36 × 1 = 18/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
80/18 = 80 × 2/18 × 2 = 160/36 - Subtract the two like fractions:
18/36 - 160/36 = 18 - 160/36 = -142/36 - After reducing the fraction, the answer is -71/18
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