Add 3/70 and 12/5
1st number: 3/70, 2nd number: 2 2/5
3/70 + 12/5 is 171/70.
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,
3/70 = 3 × 1/70 × 1 = 3/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
12/5 = 12 × 14/5 × 14 = 168/70 - Add the two like fractions:
3/70 + 168/70 = 3 + 168/70 = 171/70 - So, 3/70 + 12/5 = 171/70
In mixed form: 231/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70+12/5 3/70+24/5 3/70+12/10 9/70+12/5 3/70+36/5 3/70+12/15 15/70+12/5 3/70+60/5 3/70+12/25 21/70+12/5 3/70+84/5 3/70+12/35