Add 45/20 and 3/35
1st number: 2 5/20, 2nd number: 3/35
45/20 + 3/35 is 327/140.
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,
45/20 = 45 × 7/20 × 7 = 315/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
3/35 = 3 × 4/35 × 4 = 12/140 - Add the two like fractions:
315/140 + 12/140 = 315 + 12/140 = 327/140 - So, 45/20 + 3/35 = 327/140
In mixed form: 247/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20+3/35 45/20+6/35 45/40+3/35 45/20+3/70 45/20+9/35 45/60+3/35 45/20+15/35 45/20+21/35