Subtract 30/45 from 81/50
1st number: 1 31/50, 2nd number: 30/45
81/50 - 30/45 is 143/150.
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,
81/50 = 81 × 9/50 × 9 = 729/450 - Likewise, for the 2nd fraction, since 45 × 10 = 450,
30/45 = 30 × 10/45 × 10 = 300/450 - Subtract the two like fractions:
729/450 - 300/450 = 729 - 300/450 = 429/450 - After reducing the fraction, the answer is 143/150
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