Add 12/10 and 54/9
1st number: 1 2/10, 2nd number: 6 0/9
12/10 + 54/9 is 36/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
12/10 = 12 × 9/10 × 9 = 108/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
54/9 = 54 × 10/9 × 10 = 540/90 - Add the two like fractions:
108/90 + 540/90 = 108 + 540/90 = 648/90 - 648/90 simplified gives 36/5
- So, 12/10 + 54/9 = 36/5
In mixed form: 71/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10+54/9 12/20+54/9 12/10+54/18 36/10+54/9 12/30+54/9 12/10+54/27 60/10+54/9 12/50+54/9 12/10+54/45 84/10+54/9 12/70+54/9 12/10+54/63