Add 4/18 and 42/5
1st number: 4/18, 2nd number: 8 2/5
4/18 + 42/5 is 388/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
4/18 = 4 × 5/18 × 5 = 20/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
42/5 = 42 × 18/5 × 18 = 756/90 - Add the two like fractions:
20/90 + 756/90 = 20 + 756/90 = 776/90 - 776/90 simplified gives 388/45
- So, 4/18 + 42/5 = 388/45
In mixed form: 828/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18+42/5 4/18+84/5 4/36+42/5 4/18+42/10 12/18+42/5 4/54+42/5 4/18+42/15 20/18+42/5 4/90+42/5 4/18+42/25 28/18+42/5 4/18+42/35