Subtract 84/20 from 35/84
1st number: 35/84, 2nd number: 4 4/20
35/84 - 84/20 is -227/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 20 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
35/84 = 35 × 5/84 × 5 = 175/420 - Likewise, for the 2nd fraction, since 20 × 21 = 420,
84/20 = 84 × 21/20 × 21 = 1764/420 - Subtract the two like fractions:
175/420 - 1764/420 = 175 - 1764/420 = -1589/420 - After reducing the fraction, the answer is -227/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/84-84/20 35/84-84/40 35/84-84/60