Add 4/70 and 9/30
4/70 + 9/30 is 5/14.
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,
4/70 = 4 × 3/70 × 3 = 12/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
9/30 = 9 × 7/30 × 7 = 63/210 - Add the two like fractions:
12/210 + 63/210 = 12 + 63/210 = 75/210 - 75/210 simplified gives 5/14
- So, 4/70 + 9/30 = 5/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/70+9/30 4/70+18/30 4/70+9/60 12/70+9/30 4/70+27/30 4/70+9/90 20/70+9/30 4/70+45/30 28/70+9/30 4/70+63/30