Subtract 27/80 from 12/28
12/28 - 27/80 is 51/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 28 × 20 = 560,
12/28 = 12 × 20/28 × 20 = 240/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
27/80 = 27 × 7/80 × 7 = 189/560 - Subtract the two like fractions:
240/560 - 189/560 = 240 - 189/560 = 51/560
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