Add 8/63 and 35/70
8/63 + 35/70 is 79/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
8/63 = 8 × 10/63 × 10 = 80/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
35/70 = 35 × 9/70 × 9 = 315/630 - Add the two like fractions:
80/630 + 315/630 = 80 + 315/630 = 395/630 - 395/630 simplified gives 79/126
- So, 8/63 + 35/70 = 79/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/63+35/70 24/63+35/70 40/63+35/70 56/63+35/70