Postupně vypočítej zadané příklady.

81 – 4 =	81 – 51 =	78 – 78 =	35 + 36 =
63 – 5 =	62 + 38 =	63 – 52 =	38 + 34 =
91 – 8 =	39 + 22 =	69 – 43 =	55 + 26 =
91 – 73 =	60 – 17 =	36 + 5 =	59 + 28 =
67 – 29 =	24 + 58 =	38 + 44 =	87 – 29 =
94 – 17 =	72 – 53 =	100 – 66 =	47 + 45 =