Add 30/9 and 8/70
1st number: 3 3/9, 2nd number: 8/70
30/9 + 8/70 is 362/105.
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,
30/9 = 30 × 70/9 × 70 = 2100/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
8/70 = 8 × 9/70 × 9 = 72/630 - Add the two like fractions:
2100/630 + 72/630 = 2100 + 72/630 = 2172/630 - 2172/630 simplified gives 362/105
- So, 30/9 + 8/70 = 362/105
In mixed form: 347/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/9+8/70 30/9+16/70 30/18+8/70 90/9+8/70 30/9+24/70 30/27+8/70 30/9+40/70 30/45+8/70 30/9+56/70 30/63+8/70