Add 1/20 and 50/7
1st number: 1/20, 2nd number: 7 1/7
1/20 + 50/7 is 1007/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
1/20 = 1 × 7/20 × 7 = 7/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
50/7 = 50 × 20/7 × 20 = 1000/140 - Add the two like fractions:
7/140 + 1000/140 = 7 + 1000/140 = 1007/140 - So, 1/20 + 50/7 = 1007/140
In mixed form: 727/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20+50/7 1/40+50/7 1/20+50/14 3/20+50/7 1/60+50/7 1/20+50/21 5/20+50/7 1/20+50/35 7/20+50/7 1/20+50/49