Subtract 20/80 from 2/15
2/15 - 20/80 is -7/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
2/15 = 2 × 16/15 × 16 = 32/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
20/80 = 20 × 3/80 × 3 = 60/240 - Subtract the two like fractions:
32/240 - 60/240 = 32 - 60/240 = -28/240 - After reducing the fraction, the answer is -7/60
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