Add 3/63 and 5/70
3/63 + 5/70 is 5/42.
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,
3/63 = 3 × 10/63 × 10 = 30/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
5/70 = 5 × 9/70 × 9 = 45/630 - Add the two like fractions:
30/630 + 45/630 = 30 + 45/630 = 75/630 - 75/630 simplified gives 5/42
- So, 3/63 + 5/70 = 5/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/63+5/70 3/63+10/70 9/63+5/70 3/63+15/70 15/63+5/70 3/63+25/70 21/63+5/70 3/63+35/70