Add 63/10 and 12/45
1st number: 6 3/10, 2nd number: 12/45
63/10 + 12/45 is 197/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
63/10 = 63 × 9/10 × 9 = 567/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
12/45 = 12 × 2/45 × 2 = 24/90 - Add the two like fractions:
567/90 + 24/90 = 567 + 24/90 = 591/90 - 591/90 simplified gives 197/30
- So, 63/10 + 12/45 = 197/30
In mixed form: 617/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/10+24/45 63/20+12/45 63/10+12/90 63/10+36/45 63/30+12/45 63/10+60/45 63/50+12/45 63/10+84/45 63/70+12/45