Add 40/9 and 63/84
1st number: 4 4/9, 2nd number: 63/84
40/9 + 63/84 is 187/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
40/9 = 40 × 28/9 × 28 = 1120/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
63/84 = 63 × 3/84 × 3 = 189/252 - Add the two like fractions:
1120/252 + 189/252 = 1120 + 189/252 = 1309/252 - 1309/252 simplified gives 187/36
- So, 40/9 + 63/84 = 187/36
In mixed form: 57/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/9+63/84 40/18+63/84 40/27+63/84 40/45+63/84 40/63+63/84