Add 1/70 and 18/30
1/70 + 18/30 is 43/70.
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,
1/70 = 1 × 3/70 × 3 = 3/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
18/30 = 18 × 7/30 × 7 = 126/210 - Add the two like fractions:
3/210 + 126/210 = 3 + 126/210 = 129/210 - 129/210 simplified gives 43/70
- So, 1/70 + 18/30 = 43/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/70+18/30 1/70+36/30 1/70+18/60 3/70+18/30 1/70+54/30 1/70+18/90 5/70+18/30 1/70+90/30 7/70+18/30