Add 15/18 and 4/35
15/18 + 4/35 is 199/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
15/18 = 15 × 35/18 × 35 = 525/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
4/35 = 4 × 18/35 × 18 = 72/630 - Add the two like fractions:
525/630 + 72/630 = 525 + 72/630 = 597/630 - 597/630 simplified gives 199/210
- So, 15/18 + 4/35 = 199/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/18+4/35 15/18+8/35 15/36+4/35 15/18+4/70 45/18+4/35 15/18+12/35 15/54+4/35 75/18+4/35 15/18+20/35 15/90+4/35 15/18+28/35