Optellen tot 100 met brug (TE + E = TE) oefening 1

met brug

Vul in!
28 + 7 = ( 28 + ) + =
55 + 8 = ( 55 + ) + =
17 + 7 = ( 17 + ) + =
58 + 6 = ( 58 + ) + =
29 + 2 = ( 29 + ) + =