combine the two blocks and find the total amount Numeracy ska Put the numbers 1.2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 and 13 n the drces so that each straight line of three numbers add up to the same sum. There are three possible sums. An example is done for you. O- 13 O of 12 Answer Key​