Subtract 28/48 from 20/30
20/30 - 28/48 is 1/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
20/30 = 20 × 8/30 × 8 = 160/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
28/48 = 28 × 5/48 × 5 = 140/240 - Subtract the two like fractions:
160/240 - 140/240 = 160 - 140/240 = 20/240 - After reducing the fraction, the answer is 1/12
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