Subtract 2/4 from 40/50
40/50 - 2/4 is 3/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 4 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
40/50 = 40 × 2/50 × 2 = 80/100 - Likewise, for the 2nd fraction, since 4 × 25 = 100,
2/4 = 2 × 25/4 × 25 = 50/100 - Subtract the two like fractions:
80/100 - 50/100 = 80 - 50/100 = 30/100 - After reducing the fraction, the answer is 3/10
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