Add 8/35 and 40/90
8/35 + 40/90 is 212/315.
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,
8/35 = 8 × 18/35 × 18 = 144/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
40/90 = 40 × 7/90 × 7 = 280/630 - Add the two like fractions:
144/630 + 280/630 = 144 + 280/630 = 424/630 - 424/630 simplified gives 212/315
- So, 8/35 + 40/90 = 212/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/35+40/90 8/35+80/90 8/70+40/90 24/35+40/90 40/35+40/90 56/35+40/90