Subtract 40/45 from 27/50
27/50 - 40/45 is -157/450.
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,
27/50 = 27 × 9/50 × 9 = 243/450 - Likewise, for the 2nd fraction, since 45 × 10 = 450,
40/45 = 40 × 10/45 × 10 = 400/450 - Subtract the two like fractions:
243/450 - 400/450 = 243 - 400/450 = -157/450
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