Add 18/14 and 36/90
1st number: 1 4/14, 2nd number: 36/90
18/14 + 36/90 is 59/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
18/14 = 18 × 45/14 × 45 = 810/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
36/90 = 36 × 7/90 × 7 = 252/630 - Add the two like fractions:
810/630 + 252/630 = 810 + 252/630 = 1062/630 - 1062/630 simplified gives 59/35
- So, 18/14 + 36/90 = 59/35
In mixed form: 124/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/14+36/90 18/14+72/90 18/28+36/90 54/14+36/90 18/42+36/90 90/14+36/90 18/70+36/90 18/98+36/90