Add 60/20 and 18/7
1st number: 3 0/20, 2nd number: 2 4/7
60/20 + 18/7 is 39/7.
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,
60/20 = 60 × 7/20 × 7 = 420/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
18/7 = 18 × 20/7 × 20 = 360/140 - Add the two like fractions:
420/140 + 360/140 = 420 + 360/140 = 780/140 - 780/140 simplified gives 39/7
- So, 60/20 + 18/7 = 39/7
In mixed form: 54/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20+36/7 60/40+18/7 60/20+18/14 60/20+54/7 60/20+18/21 60/20+90/7 60/20+18/35 60/20+18/49