Add 28/16 and 30/10
1st number: 1 12/16, 2nd number: 3 0/10
28/16 + 30/10 is 19/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
28/16 = 28 × 5/16 × 5 = 140/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
30/10 = 30 × 8/10 × 8 = 240/80 - Add the two like fractions:
140/80 + 240/80 = 140 + 240/80 = 380/80 - 380/80 simplified gives 19/4
- So, 28/16 + 30/10 = 19/4
In mixed form: 43/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16+30/10 28/16+60/10 28/32+30/10 28/16+30/20 84/16+30/10 28/16+90/10 28/48+30/10 28/80+30/10 28/16+30/50 28/16+30/70