Add 42/32 and 15/18
1st number: 1 10/32, 2nd number: 15/18
42/32 + 15/18 is 103/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 18 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
42/32 = 42 × 9/32 × 9 = 378/288 - Likewise, for the 2nd fraction, since 18 × 16 = 288,
15/18 = 15 × 16/18 × 16 = 240/288 - Add the two like fractions:
378/288 + 240/288 = 378 + 240/288 = 618/288 - 618/288 simplified gives 103/48
- So, 42/32 + 15/18 = 103/48
In mixed form: 27/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/32+15/18 42/32+30/18 42/64+15/18 42/32+15/36 42/32+45/18 42/96+15/18 42/32+15/54 42/32+75/18 42/32+15/90