Add 4/70 and 6/20
4/70 + 6/20 is 5/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
4/70 = 4 × 2/70 × 2 = 8/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
6/20 = 6 × 7/20 × 7 = 42/140 - Add the two like fractions:
8/140 + 42/140 = 8 + 42/140 = 50/140 - 50/140 simplified gives 5/14
- So, 4/70 + 6/20 = 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+6/20 4/70+12/20 4/70+6/40 12/70+6/20 4/70+18/20 4/70+6/60 20/70+6/20 4/70+30/20 28/70+6/20 4/70+42/20