Add 25/35 and 3/90
25/35 + 3/90 is 157/210.
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,
25/35 = 25 × 18/35 × 18 = 450/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
3/90 = 3 × 7/90 × 7 = 21/630 - Add the two like fractions:
450/630 + 21/630 = 450 + 21/630 = 471/630 - 471/630 simplified gives 157/210
- So, 25/35 + 3/90 = 157/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/35+3/90 25/35+6/90 25/70+3/90 75/35+3/90 25/35+9/90 25/35+15/90 25/35+21/90