Add 10/28 and 5/70
10/28 + 5/70 is 3/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
10/28 = 10 × 5/28 × 5 = 50/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
5/70 = 5 × 2/70 × 2 = 10/140 - Add the two like fractions:
50/140 + 10/140 = 50 + 10/140 = 60/140 - 60/140 simplified gives 3/7
- So, 10/28 + 5/70 = 3/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28+5/70 10/28+10/70 10/56+5/70 30/28+5/70 10/28+15/70 10/84+5/70 50/28+5/70 10/28+25/70 70/28+5/70 10/28+35/70