Add 8/30 and 2/70
8/30 + 2/70 is 31/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
8/30 = 8 × 7/30 × 7 = 56/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
2/70 = 2 × 3/70 × 3 = 6/210 - Add the two like fractions:
56/210 + 6/210 = 56 + 6/210 = 62/210 - 62/210 simplified gives 31/105
- So, 8/30 + 2/70 = 31/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+2/70 8/30+4/70 8/60+2/70 24/30+2/70 8/30+6/70 8/90+2/70 40/30+2/70 8/30+10/70 56/30+2/70 8/30+14/70