Add 35/20 and 2/45
1st number: 1 15/20, 2nd number: 2/45
35/20 + 2/45 is 323/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
35/20 = 35 × 9/20 × 9 = 315/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
2/45 = 2 × 4/45 × 4 = 8/180 - Add the two like fractions:
315/180 + 8/180 = 315 + 8/180 = 323/180 - So, 35/20 + 2/45 = 323/180
In mixed form: 1143/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/20+2/45 35/20+4/45 35/40+2/45 35/20+2/90 35/20+6/45 35/60+2/45 35/20+10/45 35/20+14/45