Add 9/70 and 20/5
1st number: 9/70, 2nd number: 4 0/5
9/70 + 20/5 is 289/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
9/70 = 9 × 1/70 × 1 = 9/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
20/5 = 20 × 14/5 × 14 = 280/70 - Add the two like fractions:
9/70 + 280/70 = 9 + 280/70 = 289/70 - So, 9/70 + 20/5 = 289/70
In mixed form: 49/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/70+20/5 9/70+40/5 9/70+20/10 27/70+20/5 9/70+60/5 9/70+20/15 45/70+20/5 9/70+20/25 63/70+20/5 9/70+20/35