Add 1/35 and 70/90
1/35 + 70/90 is 254/315.
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,
1/35 = 1 × 18/35 × 18 = 18/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
70/90 = 70 × 7/90 × 7 = 490/630 - Add the two like fractions:
18/630 + 490/630 = 18 + 490/630 = 508/630 - 508/630 simplified gives 254/315
- So, 1/35 + 70/90 = 254/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/35+70/90 1/70+70/90 3/35+70/90 5/35+70/90 7/35+70/90