Add 28/63 and 45/16
1st number: 28/63, 2nd number: 2 13/16
28/63 + 45/16 is 469/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 16 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
28/63 = 28 × 16/63 × 16 = 448/1008 - Likewise, for the 2nd fraction, since 16 × 63 = 1008,
45/16 = 45 × 63/16 × 63 = 2835/1008 - Add the two like fractions:
448/1008 + 2835/1008 = 448 + 2835/1008 = 3283/1008 - 3283/1008 simplified gives 469/144
- So, 28/63 + 45/16 = 469/144
In mixed form: 337/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63+45/16 28/63+90/16 28/63+45/32 84/63+45/16 28/63+45/48 28/63+45/80