...blok 1 contractwerk.gif hoofdrekenen... oefening 14

48 + 52 =
36 + 27 =
19 + 84 =
67 + 76 =
54 + 36 =
49 + 25 =
74 + 88 =
36 + 19 =
58 + 27 =
92 + 18 =