Refresh Back Print ❤️ Addition and subtraction up to 100 Sum, numerator or difference Linije proba 0 2 4 6 8 10 -20 -19 -17 -16 -15 -13 -12 -11 -9 -8 -7 -5 -4 -3 -1 0 1 3 4 5 7 8 9 11 12 13 15 16 17 19 20 -20 -15 -10 -5 0 5 10 0 2 4 6 8 10 12 14 16 18 20 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 -10 10 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20