Subtract 21/75 from 84/50
1st number: 1 34/50, 2nd number: 21/75
84/50 - 21/75 is 7/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 75 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 75 × 2 = 150,
21/75 = 21 × 2/75 × 2 = 42/150 - Subtract the two like fractions:
252/150 - 42/150 = 252 - 42/150 = 210/150 - After reducing the fraction, the answer is 7/5
- In mixed form: 12/5
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