Add 15/35 and 5/18
15/35 + 5/18 is 89/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
15/35 = 15 × 18/35 × 18 = 270/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
5/18 = 5 × 35/18 × 35 = 175/630 - Add the two like fractions:
270/630 + 175/630 = 270 + 175/630 = 445/630 - 445/630 simplified gives 89/126
- So, 15/35 + 5/18 = 89/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/35+5/18 15/35+10/18 15/70+5/18 15/35+5/36 45/35+5/18 15/35+15/18 15/35+5/54 75/35+5/18 15/35+25/18 15/35+5/90 15/35+35/18