Subtract 8/90 from 30/50
30/50 - 8/90 is 23/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
30/50 = 30 × 9/50 × 9 = 270/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
8/90 = 8 × 5/90 × 5 = 40/450 - Subtract the two like fractions:
270/450 - 40/450 = 270 - 40/450 = 230/450 - After reducing the fraction, the answer is 23/45
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