Be Active Join 1 to 50 to complete the picture and colour it. 47 48 46 3 5 4 49 2 45 6 50 42 1 44 7 41 43 8 9 10 40 39 11 12 38 13 37 14 36 15 35 16 34 17 33 18 32 19 31 30 20 25 24 21 26 29 22 23 28 27 57 Mathematics In Focus - 1