Add 20/50 and 81/49
1st number: 20/50, 2nd number: 1 32/49
20/50 + 81/49 is 503/245.
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,
20/50 = 20 × 49/50 × 49 = 980/2450 - Likewise, for the 2nd fraction, since 49 × 50 = 2450,
81/49 = 81 × 50/49 × 50 = 4050/2450 - Add the two like fractions:
980/2450 + 4050/2450 = 980 + 4050/2450 = 5030/2450 - 5030/2450 simplified gives 503/245
- So, 20/50 + 81/49 = 503/245
In mixed form: 213/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/50+81/49 20/50+81/98 60/50+81/49