Add 3/9 and 36/70
3/9 + 36/70 is 89/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 9 × 70 = 630,
3/9 = 3 × 70/9 × 70 = 210/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
36/70 = 36 × 9/70 × 9 = 324/630 - Add the two like fractions:
210/630 + 324/630 = 210 + 324/630 = 534/630 - 534/630 simplified gives 89/105
- So, 3/9 + 36/70 = 89/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9+36/70 3/9+72/70 3/18+36/70 3/27+36/70 15/9+36/70 3/45+36/70 21/9+36/70 3/63+36/70