Add 3/7 and 48/70
3/7 + 48/70 is 39/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
3/7 = 3 × 10/7 × 10 = 30/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
48/70 = 48 × 1/70 × 1 = 48/70 - Add the two like fractions:
30/70 + 48/70 = 30 + 48/70 = 78/70 - 78/70 simplified gives 39/35
- So, 3/7 + 48/70 = 39/35
In mixed form: 14/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/7+48/70 3/7+96/70 3/14+48/70 9/7+48/70 3/21+48/70 15/7+48/70 3/35+48/70 21/7+48/70 3/49+48/70