Subtract 18/45 from 10/50
10/50 - 18/45 is -1/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 45 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
10/50 = 10 × 9/50 × 9 = 90/450 - Likewise, for the 2nd fraction, since 45 × 10 = 450,
18/45 = 18 × 10/45 × 10 = 180/450 - Subtract the two like fractions:
90/450 - 180/450 = 90 - 180/450 = -90/450 - After reducing the fraction, the answer is -1/5
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