Add 8/70 and 3/30
8/70 + 3/30 is 3/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
8/70 = 8 × 3/70 × 3 = 24/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
3/30 = 3 × 7/30 × 7 = 21/210 - Add the two like fractions:
24/210 + 21/210 = 24 + 21/210 = 45/210 - 45/210 simplified gives 3/14
- So, 8/70 + 3/30 = 3/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/70+3/30 8/70+6/30 8/70+3/60 24/70+3/30 8/70+9/30 8/70+3/90 40/70+3/30 8/70+15/30 56/70+3/30 8/70+21/30