Add 28/4 and 35/10
1st number: 7 0/4, 2nd number: 3 5/10
28/4 + 35/10 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
28/4 = 28 × 5/4 × 5 = 140/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
35/10 = 35 × 2/10 × 2 = 70/20 - Add the two like fractions:
140/20 + 70/20 = 140 + 70/20 = 210/20 - 210/20 simplified gives 21/2
- So, 28/4 + 35/10 = 21/2
In mixed form: 101/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4+35/10 28/4+70/10 28/8+35/10 28/4+35/20 84/4+35/10 28/12+35/10 28/4+35/30 28/20+35/10 28/4+35/50 28/4+35/70