Add 12/54 and 63/10
1st number: 12/54, 2nd number: 6 3/10
12/54 + 63/10 is 587/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
12/54 = 12 × 5/54 × 5 = 60/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
63/10 = 63 × 27/10 × 27 = 1701/270 - Add the two like fractions:
60/270 + 1701/270 = 60 + 1701/270 = 1761/270 - 1761/270 simplified gives 587/90
- So, 12/54 + 63/10 = 587/90
In mixed form: 647/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/54+63/10 12/54+63/20 36/54+63/10 12/54+63/30 60/54+63/10 12/54+63/50 84/54+63/10 12/54+63/70