Add 4/30 and 18/4
1st number: 4/30, 2nd number: 4 2/4
4/30 + 18/4 is 139/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
4/30 = 4 × 2/30 × 2 = 8/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
18/4 = 18 × 15/4 × 15 = 270/60 - Add the two like fractions:
8/60 + 270/60 = 8 + 270/60 = 278/60 - 278/60 simplified gives 139/30
- So, 4/30 + 18/4 = 139/30
In mixed form: 419/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30+18/4 4/30+36/4 4/60+18/4 4/30+18/8 12/30+18/4 4/30+54/4 4/90+18/4 4/30+18/12 20/30+18/4 4/30+90/4 4/30+18/20 28/30+18/4 4/30+18/28