Add 20/50 and 8/7
1st number: 20/50, 2nd number: 1 1/7
20/50 + 8/7 is 54/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
20/50 = 20 × 7/50 × 7 = 140/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
8/7 = 8 × 50/7 × 50 = 400/350 - Add the two like fractions:
140/350 + 400/350 = 140 + 400/350 = 540/350 - 540/350 simplified gives 54/35
- So, 20/50 + 8/7 = 54/35
In mixed form: 119/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/50+8/7 20/50+16/7 20/50+8/14 60/50+8/7 20/50+24/7 20/50+8/21 20/50+40/7 20/50+8/35 20/50+56/7 20/50+8/49