Add 45/2 and 18/15
1st number: 22 1/2, 2nd number: 1 3/15
45/2 + 18/15 is 237/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
45/2 = 45 × 15/2 × 15 = 675/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
18/15 = 18 × 2/15 × 2 = 36/30 - Add the two like fractions:
675/30 + 36/30 = 675 + 36/30 = 711/30 - 711/30 simplified gives 237/10
- So, 45/2 + 18/15 = 237/10
In mixed form: 237/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+18/15 45/2+36/15 45/4+18/15 45/2+18/30 45/2+54/15 45/6+18/15 45/2+18/45 45/2+90/15 45/10+18/15 45/2+18/75 45/14+18/15