Správný : 62-6 =56, 39 + 5 =44, 48-9 =39, 88 + 3 = 91, 34-7 =27, 49 + 8 =57, 28 + 7 =35, 95-8 =87, 57 + 6 =63, 64-5 =59, 77 + 4 =81, 87-9 =78, 64 + 21 =85, 32 + 16 =48, 43 + 45 =88, 11 + 53 =64, 26 + 33 =59, 58 + 41 =99, 25 + 63 =88, 62 + 16 =78, 12 + 35 =47, 18 + 81 =99, 68 - 24 =44, 63 - 42 =21, 77 - 16 =61, 54 - 24 =30, 77-53 =24, 68-45 =23, 84-22 =62, 95-34 = 61, Incorrect: 62-6 = 58, 39 + 5 = 42, 48-9 = 38, 88 + 3 = 92, 34-7 = 26, 49 + 8 = 56, 28 + 7 = 36, 95-8 = 86, 57 + 6 = 64, 64-5 = 58, 77 + 4 = 82, 87-9 = 79, 64 + 21 = 84, 32 + 16 = 47, 43 + 45 = 87, 11 + 53 = 65, 26 + 33 = 60, 58 + 41 = 98, 25 + 63 = 87, 62 + 16 = 79, 12 + 35 = 48, 18 + 81 = 98, 68 - 24 = 43, 63 - 42 = 22, 77-16 = 62, 54 - 24 = 40, 77-53 = 23, 68-45 = 24, 84-22 = 63, 95-34 = 51,

+- do 100

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