Add 45/63 and 63/10
1st number: 45/63, 2nd number: 6 3/10
45/63 + 63/10 is 491/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 10 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
45/63 = 45 × 10/63 × 10 = 450/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
63/10 = 63 × 63/10 × 63 = 3969/630 - Add the two like fractions:
450/630 + 3969/630 = 450 + 3969/630 = 4419/630 - 4419/630 simplified gives 491/70
- So, 45/63 + 63/10 = 491/70
In mixed form: 71/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/63+63/10 45/63+63/20 45/63+63/30 45/63+63/50 45/63+63/70