Add 36/9 and 12/7
1st number: 4 0/9, 2nd number: 1 5/7
36/9 + 12/7 is 40/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
36/9 = 36 × 7/9 × 7 = 252/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
12/7 = 12 × 9/7 × 9 = 108/63 - Add the two like fractions:
252/63 + 108/63 = 252 + 108/63 = 360/63 - 360/63 simplified gives 40/7
- So, 36/9 + 12/7 = 40/7
In mixed form: 55/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/9+12/7 36/9+24/7 36/18+12/7 36/9+12/14 36/9+36/7 36/27+12/7 36/9+12/21 36/9+60/7 36/45+12/7 36/9+12/35 36/9+84/7 36/63+12/7 36/9+12/49