Add 63/7 and 12/54
1st number: 9 0/7, 2nd number: 12/54
63/7 + 12/54 is 83/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
63/7 = 63 × 54/7 × 54 = 3402/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
12/54 = 12 × 7/54 × 7 = 84/378 - Add the two like fractions:
3402/378 + 84/378 = 3402 + 84/378 = 3486/378 - 3486/378 simplified gives 83/9
- So, 63/7 + 12/54 = 83/9
In mixed form: 92/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/7+24/54 63/14+12/54 63/7+36/54 63/21+12/54 63/7+60/54 63/35+12/54 63/7+84/54 63/49+12/54