Add 90/35 and 5/90
1st number: 2 20/35, 2nd number: 5/90
90/35 + 5/90 is 331/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
90/35 = 90 × 18/35 × 18 = 1620/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
5/90 = 5 × 7/90 × 7 = 35/630 - Add the two like fractions:
1620/630 + 35/630 = 1620 + 35/630 = 1655/630 - 1655/630 simplified gives 331/126
- So, 90/35 + 5/90 = 331/126
In mixed form: 279/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/35+10/90 90/70+5/90 90/35+15/90 90/35+25/90 90/35+35/90