Add 12/35 and 1/90
12/35 + 1/90 is 223/630.
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,
12/35 = 12 × 18/35 × 18 = 216/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
1/90 = 1 × 7/90 × 7 = 7/630 - Add the two like fractions:
216/630 + 7/630 = 216 + 7/630 = 223/630 - So, 12/35 + 1/90 = 223/630
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35+1/90 12/35+2/90 12/70+1/90 36/35+1/90 12/35+3/90 60/35+1/90 12/35+5/90 84/35+1/90 12/35+7/90