Add 80/16 and 42/63
1st number: 5 0/16, 2nd number: 42/63
80/16 + 42/63 is 17/3.
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,
80/16 = 80 × 63/16 × 63 = 5040/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
42/63 = 42 × 16/63 × 16 = 672/1008 - Add the two like fractions:
5040/1008 + 672/1008 = 5040 + 672/1008 = 5712/1008 - 5712/1008 simplified gives 17/3
- So, 80/16 + 42/63 = 17/3
In mixed form: 52/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/16+84/63 80/32+42/63 80/48+42/63