Add 28/63 and 6/70
28/63 + 6/70 is 167/315.
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,
28/63 = 28 × 10/63 × 10 = 280/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
6/70 = 6 × 9/70 × 9 = 54/630 - Add the two like fractions:
280/630 + 54/630 = 280 + 54/630 = 334/630 - 334/630 simplified gives 167/315
- So, 28/63 + 6/70 = 167/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63+6/70 28/63+12/70 84/63+6/70 28/63+18/70 28/63+30/70 28/63+42/70