Ecargeviz Ecargeviz Math Answered direction: fill in the box with the missing number. 1. 1/2 + 1/3 = __ /62. 2/3 + 1/4 = __ /123. 2/4 + 3/9 = 1/ __4. 2/5 + 1/3 = 1/___5. 2/3 + 1/6 = __ / __