3rd grade addition of two 3 digit numbers Spin the wheel game - Learn online how to add two numbers containing three digits. Addition of large numbers entails understanding of how to add and carry. When we add, some numbers go above ten, when that happens, the last digit is used while the digit in the tens place is carried forward. This is done across all numbers being added. Although this skill is a bit tricky, it is much fun when students finally understand it. On the fun side, this is a wheel spin game. Players get the chance to spin the wheel and earn points randomly. However to keep the points, a player has to answer the question correctly. On another hand, this game is a math quiz with MCQ�s. It is easier when players solve, select the correct answers and submit. This game works well with kids in 1st, 2nd, 3rd and 4th grades.