Add 35/90 and 18/7
1st number: 35/90, 2nd number: 2 4/7
35/90 + 18/7 is 373/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 7 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
35/90 = 35 × 7/90 × 7 = 245/630 - Likewise, for the 2nd fraction, since 7 × 90 = 630,
18/7 = 18 × 90/7 × 90 = 1620/630 - Add the two like fractions:
245/630 + 1620/630 = 245 + 1620/630 = 1865/630 - 1865/630 simplified gives 373/126
- So, 35/90 + 18/7 = 373/126
In mixed form: 2121/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/90+18/7 35/90+36/7 35/90+18/14 35/90+54/7 35/90+18/21 35/90+90/7 35/90+18/35 35/90+18/49