Add 42/16 and 1/5
1st number: 2 10/16, 2nd number: 1/5
42/16 + 1/5 is 113/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
42/16 = 42 × 5/16 × 5 = 210/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
1/5 = 1 × 16/5 × 16 = 16/80 - Add the two like fractions:
210/80 + 16/80 = 210 + 16/80 = 226/80 - 226/80 simplified gives 113/40
- So, 42/16 + 1/5 = 113/40
In mixed form: 233/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/16+1/5 42/16+2/5 42/32+1/5 42/16+1/10 42/16+3/5 42/48+1/5 42/16+1/15 42/80+1/5 42/16+1/25 42/16+7/5 42/16+1/35