Subtract 80/28 from 40/18
1st number: 2 4/18, 2nd number: 2 24/28
40/18 - 80/28 is -40/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
40/18 = 40 × 14/18 × 14 = 560/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
80/28 = 80 × 9/28 × 9 = 720/252 - Subtract the two like fractions:
560/252 - 720/252 = 560 - 720/252 = -160/252 - After reducing the fraction, the answer is -40/63
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