Add 8/3 and 42/80
1st number: 2 2/3, 2nd number: 42/80
8/3 + 42/80 is 383/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 3 × 80 = 240,
8/3 = 8 × 80/3 × 80 = 640/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
42/80 = 42 × 3/80 × 3 = 126/240 - Add the two like fractions:
640/240 + 126/240 = 640 + 126/240 = 766/240 - 766/240 simplified gives 383/120
- So, 8/3 + 42/80 = 383/120
In mixed form: 323/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/3+42/80 8/3+84/80 8/6+42/80 24/3+42/80 8/9+42/80 40/3+42/80 8/15+42/80 56/3+42/80 8/21+42/80