Add 2/40 and 42/16
1st number: 2/40, 2nd number: 2 10/16
2/40 + 42/16 is 107/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
2/40 = 2 × 2/40 × 2 = 4/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
42/16 = 42 × 5/16 × 5 = 210/80 - Add the two like fractions:
4/80 + 210/80 = 4 + 210/80 = 214/80 - 214/80 simplified gives 107/40
- So, 2/40 + 42/16 = 107/40
In mixed form: 227/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/40+42/16 2/40+84/16 2/80+42/16 2/40+42/32 6/40+42/16 2/40+42/48 10/40+42/16 2/40+42/80 14/40+42/16