Subtract 81/30 from 84/50
1st number: 1 34/50, 2nd number: 2 21/30
84/50 - 81/30 is -51/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
84/50 = 84 × 3/50 × 3 = 252/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
81/30 = 81 × 5/30 × 5 = 405/150 - Subtract the two like fractions:
252/150 - 405/150 = 252 - 405/150 = -153/150 - After reducing the fraction, the answer is -51/50
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