Add 45/16 and 20/63
1st number: 2 13/16, 2nd number: 20/63
45/16 + 20/63 is 3155/1008.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 16 × 63 = 1008,
45/16 = 45 × 63/16 × 63 = 2835/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
20/63 = 20 × 16/63 × 16 = 320/1008 - Add the two like fractions:
2835/1008 + 320/1008 = 2835 + 320/1008 = 3155/1008 - So, 45/16 + 20/63 = 3155/1008
In mixed form: 3131/1008
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/16+20/63 45/16+40/63 45/32+20/63 45/16+60/63 45/48+20/63 45/80+20/63