Add 28/7 and 5/70
1st number: 4 0/7, 2nd number: 5/70
28/7 + 5/70 is 57/14.
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,
28/7 = 28 × 10/7 × 10 = 280/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
5/70 = 5 × 1/70 × 1 = 5/70 - Add the two like fractions:
280/70 + 5/70 = 280 + 5/70 = 285/70 - 285/70 simplified gives 57/14
- So, 28/7 + 5/70 = 57/14
In mixed form: 41/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/7+5/70 28/7+10/70 28/14+5/70 84/7+5/70 28/7+15/70 28/21+5/70 28/7+25/70 28/35+5/70 28/7+35/70 28/49+5/70