Subtract 60/56 from 84/90
1st number: 84/90, 2nd number: 1 4/56
84/90 - 60/56 is -29/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 90 × 28 = 2520,
84/90 = 84 × 28/90 × 28 = 2352/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
60/56 = 60 × 45/56 × 45 = 2700/2520 - Subtract the two like fractions:
2352/2520 - 2700/2520 = 2352 - 2700/2520 = -348/2520 - After reducing the fraction, the answer is -29/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: