Add 5/20 and 45/35
1st number: 5/20, 2nd number: 1 10/35
5/20 + 45/35 is 43/28.
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,
5/20 = 5 × 7/20 × 7 = 35/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
45/35 = 45 × 4/35 × 4 = 180/140 - Add the two like fractions:
35/140 + 180/140 = 35 + 180/140 = 215/140 - 215/140 simplified gives 43/28
- So, 5/20 + 45/35 = 43/28
In mixed form: 115/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20+45/35 5/20+90/35 5/40+45/35 5/20+45/70 15/20+45/35 5/60+45/35 25/20+45/35 35/20+45/35