Add 45/36 and 2/5
1st number: 1 9/36, 2nd number: 2/5
45/36 + 2/5 is 33/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 5 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
45/36 = 45 × 5/36 × 5 = 225/180 - Likewise, for the 2nd fraction, since 5 × 36 = 180,
2/5 = 2 × 36/5 × 36 = 72/180 - Add the two like fractions:
225/180 + 72/180 = 225 + 72/180 = 297/180 - 297/180 simplified gives 33/20
- So, 45/36 + 2/5 = 33/20
In mixed form: 113/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36+2/5 45/36+4/5 45/72+2/5 45/36+2/10 45/36+6/5 45/36+2/15 45/36+10/5 45/36+2/25 45/36+14/5 45/36+2/35