Add 3/70 and 3/30
3/70 + 3/30 is 1/7.
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,
3/70 = 3 × 3/70 × 3 = 9/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
3/30 = 3 × 7/30 × 7 = 21/210 - Add the two like fractions:
9/210 + 21/210 = 9 + 21/210 = 30/210 - 30/210 simplified gives 1/7
- So, 3/70 + 3/30 = 1/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70+3/30 3/70+6/30 3/70+3/60 9/70+3/30 3/70+9/30 3/70+3/90 15/70+3/30 3/70+15/30 21/70+3/30 3/70+21/30