Add 28/4 and 45/16
1st number: 7 0/4, 2nd number: 2 13/16
28/4 + 45/16 is 157/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 4 × 4 = 16,
28/4 = 28 × 4/4 × 4 = 112/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
45/16 = 45 × 1/16 × 1 = 45/16 - Add the two like fractions:
112/16 + 45/16 = 112 + 45/16 = 157/16 - So, 28/4 + 45/16 = 157/16
In mixed form: 913/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4+45/16 28/4+90/16 28/8+45/16 28/4+45/32 84/4+45/16 28/12+45/16 28/4+45/48 28/20+45/16 28/4+45/80