Subtract 2/40 from 2/50
2/50 - 2/40 is -1/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
2/50 = 2 × 4/50 × 4 = 8/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
2/40 = 2 × 5/40 × 5 = 10/200 - Subtract the two like fractions:
8/200 - 10/200 = 8 - 10/200 = -2/200 - After reducing the fraction, the answer is -1/100
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