Add 42/50 and 20/49
42/50 + 20/49 is 1529/1225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 49 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 50 × 49 = 2450,
42/50 = 42 × 49/50 × 49 = 2058/2450 - Likewise, for the 2nd fraction, since 49 × 50 = 2450,
20/49 = 20 × 50/49 × 50 = 1000/2450 - Add the two like fractions:
2058/2450 + 1000/2450 = 2058 + 1000/2450 = 3058/2450 - 3058/2450 simplified gives 1529/1225
- So, 42/50 + 20/49 = 1529/1225
In mixed form: 1304/1225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/50+20/49 42/50+40/49 42/50+20/98 42/50+60/49