Add 63/16 and 28/45
1st number: 3 15/16, 2nd number: 28/45
63/16 + 28/45 is 3283/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
63/16 = 63 × 45/16 × 45 = 2835/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
28/45 = 28 × 16/45 × 16 = 448/720 - Add the two like fractions:
2835/720 + 448/720 = 2835 + 448/720 = 3283/720 - So, 63/16 + 28/45 = 3283/720
In mixed form: 4403/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/16+56/45 63/32+28/45 63/16+28/90 63/16+84/45 63/48+28/45 63/80+28/45