Subtract 81/50 from 12/9
1st number: 1 3/9, 2nd number: 1 31/50
12/9 - 81/50 is -43/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 9 × 50 = 450,
12/9 = 12 × 50/9 × 50 = 600/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
81/50 = 81 × 9/50 × 9 = 729/450 - Subtract the two like fractions:
600/450 - 729/450 = 600 - 729/450 = -129/450 - After reducing the fraction, the answer is -43/150
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