Add 63/10 and 54/45
1st number: 6 3/10, 2nd number: 1 9/45
63/10 + 54/45 is 15/2.
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,
54/45 = 54 × 2/45 × 2 = 108/90 - Add the two like fractions:
567/90 + 108/90 = 567 + 108/90 = 675/90 - 675/90 simplified gives 15/2
- So, 63/10 + 54/45 = 15/2
In mixed form: 71/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/20+54/45 63/10+54/90 63/30+54/45 63/50+54/45 63/70+54/45