Subtract 14/84 from 49/90
49/90 - 14/84 is 17/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 90 × 14 = 1260,
49/90 = 49 × 14/90 × 14 = 686/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
14/84 = 14 × 15/84 × 15 = 210/1260 - Subtract the two like fractions:
686/1260 - 210/1260 = 686 - 210/1260 = 476/1260 - After reducing the fraction, the answer is 17/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/90-14/84 49/90-28/84 49/90-42/84 49/90-70/84 49/90-98/84