Timed Addition Test

In this exercise, you'll be practicing addition up to 10 and up to 20. You get 15 seconds to give the answer. The quicker you are, the more points you get. You can choose between addition sums up to 10 and up to 20. Example sums up to 10: 5 + 2 = 7 2 + 1 = 3 Example sums up to 20: 12 + 2 = 14 14 + 3 = 17