Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
154 – 122 =
32
2
|
2.
371 – 222 =
149
2
|
3.
67 + 592 =
659
2
|
4.
684 + 242 =
2
926
|
|
5.
648 – 115 =
533
2
|
6.
113 – 23 =
2
90
|
7.
31 + 84 =
2
115
|
8.
691 + 150 =
2
841
|
|
9.
9 – 1 =
1
8
|
10.
220 + 692 =
912
2
|
11.
696 – 165 =
531
2
|
12.
163 – 146 =
2
17
|
|
13.
973 – 936 =
2
37
|
14.
547 – 343 =
2
204
|
15.
272 + 694 =
2
966
|
16.
418 – 64 =
2
354
|
|
17.
114 – 20 =
94
2
|
18.
957 – 503 =
454
2
|
19.
154 – 77 =
77
2
|
20.
174 – 70 =
104
2
|