Solutions by everydaycalculation.com
1st number: 1 3/9, 2nd number: 3/12
129 + 312 is 1912.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/9+3/12 12/9+6/12 12/18+3/12 12/9+3/24 36/9+3/12 12/9+9/12 12/27+3/12 12/9+3/36 60/9+3/12 12/9+15/12 12/45+3/12 12/9+3/60 84/9+3/12 12/9+21/12 12/63+3/12 12/9+3/84
© everydaycalculation.com