Add 35/56 and 15/90
35/56 + 15/90 is 19/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 90 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
35/56 = 35 × 45/56 × 45 = 1575/2520 - Likewise, for the 2nd fraction, since 90 × 28 = 2520,
15/90 = 15 × 28/90 × 28 = 420/2520 - Add the two like fractions:
1575/2520 + 420/2520 = 1575 + 420/2520 = 1995/2520 - 1995/2520 simplified gives 19/24
- So, 35/56 + 15/90 = 19/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/56+15/90 35/56+30/90 35/56+45/90 35/56+75/90