Add 20/5 and 14/70
1st number: 4 0/5, 2nd number: 14/70
20/5 + 14/70 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
20/5 = 20 × 14/5 × 14 = 280/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
14/70 = 14 × 1/70 × 1 = 14/70 - Add the two like fractions:
280/70 + 14/70 = 280 + 14/70 = 294/70 - 294/70 simplified gives 21/5
- So, 20/5 + 14/70 = 21/5
In mixed form: 41/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5+14/70 20/5+28/70 20/10+14/70 60/5+14/70 20/5+42/70 20/15+14/70 20/25+14/70 20/5+98/70 20/35+14/70