Add 20/35 and 7/24
20/35 + 7/24 is 145/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 35 × 24 = 840,
20/35 = 20 × 24/35 × 24 = 480/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
7/24 = 7 × 35/24 × 35 = 245/840 - Add the two like fractions:
480/840 + 245/840 = 480 + 245/840 = 725/840 - 725/840 simplified gives 145/168
- So, 20/35 + 7/24 = 145/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/35+7/24 20/35+14/24 20/70+7/24 20/35+7/48 60/35+7/24 20/35+21/24 20/35+7/72 20/35+35/24 20/35+49/24