Subtract 20/48 from 8/30
8/30 - 20/48 is -3/20.
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,
8/30 = 8 × 8/30 × 8 = 64/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
20/48 = 20 × 5/48 × 5 = 100/240 - Subtract the two like fractions:
64/240 - 100/240 = 64 - 100/240 = -36/240 - After reducing the fraction, the answer is -3/20
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