Add 45/16 and 84/63
1st number: 2 13/16, 2nd number: 1 21/63
45/16 + 84/63 is 199/48.
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,
84/63 = 84 × 16/63 × 16 = 1344/1008 - Add the two like fractions:
2835/1008 + 1344/1008 = 2835 + 1344/1008 = 4179/1008 - 4179/1008 simplified gives 199/48
- So, 45/16 + 84/63 = 199/48
In mixed form: 47/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/16+84/63 45/32+84/63 45/48+84/63 45/80+84/63