Subtract 20/84 from 50/35
1st number: 1 15/35, 2nd number: 20/84
50/35 - 20/84 is 25/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
50/35 = 50 × 12/35 × 12 = 600/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
20/84 = 20 × 5/84 × 5 = 100/420 - Subtract the two like fractions:
600/420 - 100/420 = 600 - 100/420 = 500/420 - After reducing the fraction, the answer is 25/21
- In mixed form: 14/21
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