Add 56/18 and 4/30
1st number: 3 2/18, 2nd number: 4/30
56/18 + 4/30 is 146/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
4/30 = 4 × 3/30 × 3 = 12/90 - Add the two like fractions:
280/90 + 12/90 = 280 + 12/90 = 292/90 - 292/90 simplified gives 146/45
- So, 56/18 + 4/30 = 146/45
In mixed form: 311/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18+8/30 56/36+4/30 56/18+4/60 56/18+12/30 56/54+4/30 56/18+4/90 56/18+20/30 56/90+4/30 56/18+28/30