Add 60/20 and 45/35
1st number: 3 0/20, 2nd number: 1 10/35
60/20 + 45/35 is 30/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 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 35 × 4 = 140,
45/35 = 45 × 4/35 × 4 = 180/140 - Add the two like fractions:
420/140 + 180/140 = 420 + 180/140 = 600/140 - 600/140 simplified gives 30/7
- So, 60/20 + 45/35 = 30/7
In mixed form: 42/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20+90/35 60/40+45/35 60/20+45/70