Add 21/35 and 10/50
21/35 + 10/50 is 4/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 35 × 10 = 350,
21/35 = 21 × 10/35 × 10 = 210/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
10/50 = 10 × 7/50 × 7 = 70/350 - Add the two like fractions:
210/350 + 70/350 = 210 + 70/350 = 280/350 - 280/350 simplified gives 4/5
- So, 21/35 + 10/50 = 4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/35+10/50 21/35+20/50 21/70+10/50 63/35+10/50 21/35+30/50 21/35+70/50