Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
67 + 788 =
3
4
2
855
|
2.
744 – 657 =
3
2
4
87
|
3.
283 – 157 =
126
4
3
2
|
4.
990 – 342 =
3
4
2
648
|
|
5.
383 – 150 =
233
4
3
2
|
6.
710 + 116 =
4
2
3
826
|
7.
497 – 122 =
4
2
375
3
|
8.
145 + 796 =
4
3
941
2
|
|
9.
543 + 86 =
629
4
2
3
|
10.
339 + 249 =
588
2
3
4
|
11.
989 – 377 =
4
2
3
612
|
12.
880 – 226 =
654
2
3
4
|
|
13.
559 + 193 =
2
4
3
752
|
14.
199 – 174 =
25
3
4
2
|
15.
26 – 8 =
3
2
4
18
|
16.
769 – 530 =
3
2
4
239
|
|
17.
465 – 241 =
224
4
3
2
|
18.
898 + 55 =
4
3
2
953
|
19.
547 + 80 =
2
627
4
3
|
20.
724 – 415 =
2
4
3
309
|