Subtract 80/18 from 3/28
1st number: 3/28, 2nd number: 4 8/18
3/28 - 80/18 is -1093/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
3/28 = 3 × 9/28 × 9 = 27/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
80/18 = 80 × 14/18 × 14 = 1120/252 - Subtract the two like fractions:
27/252 - 1120/252 = 27 - 1120/252 = -1093/252
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