Optellen tot 100 met brug (TE + E = TE) oefening 8

met brug

Vul in!
63 + 8 = (63 + ) + =
72 + 9 = (72 + ) + =
84 + 8 = (84 + ) + =
89 + 6 = (89 + ) + =
64 + 9 = (64 + ) + =