Add 36/30 and 45/18
1st number: 1 6/30, 2nd number: 2 9/18
36/30 + 45/18 is 37/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
36/30 = 36 × 3/30 × 3 = 108/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
45/18 = 45 × 5/18 × 5 = 225/90 - Add the two like fractions:
108/90 + 225/90 = 108 + 225/90 = 333/90 - 333/90 simplified gives 37/10
- So, 36/30 + 45/18 = 37/10
In mixed form: 37/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30+45/18 36/30+90/18 36/60+45/18 36/30+45/36 36/90+45/18 36/30+45/54 36/30+45/90