Add 70/28 and 15/10
1st number: 2 14/28, 2nd number: 1 5/10
70/28 + 15/10 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
70/28 = 70 × 5/28 × 5 = 350/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
15/10 = 15 × 14/10 × 14 = 210/140 - Add the two like fractions:
350/140 + 210/140 = 350 + 210/140 = 560/140 - 560/140 simplified gives 4/1
- So, 70/28 + 15/10 = 4/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+30/10 70/56+15/10 70/28+15/20 70/28+45/10 70/84+15/10 70/28+15/30 70/28+75/10 70/28+15/50 70/28+15/70