Optellen tot 100 zonder brug (TE + E) oefening 1

Vul in!
14 + 2 = 12 + 6 =
31 + 4 = 52 + 6 =
42 + 2 = 36 + 3 =
55 + 4 = 21 + 6 =
24 + 2 = 46 + 3 =