Add 9/10 and 8/63
9/10 + 8/63 is 647/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
9/10 = 9 × 63/10 × 63 = 567/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
8/63 = 8 × 10/63 × 10 = 80/630 - Add the two like fractions:
567/630 + 80/630 = 567 + 80/630 = 647/630 - So, 9/10 + 8/63 = 647/630
In mixed form: 117/630
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10+8/63 9/10+16/63 9/20+8/63 27/10+8/63 9/10+24/63 9/30+8/63 45/10+8/63 9/10+40/63 9/50+8/63 63/10+8/63 9/10+56/63 9/70+8/63