Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
932 – 866 =
2
3
66
4
|
2.
576 + 158 =
734
3
2
4
|
3.
318 – 119 =
3
4
199
2
|
4.
185 + 218 =
2
3
403
4
|
|
5.
569 + 369 =
2
3
938
4
|
6.
272 + 428 =
700
3
2
4
|
7.
568 + 70 =
4
3
2
638
|
8.
100 + 129 =
3
2
4
229
|
|
9.
695 – 658 =
2
3
4
37
|
10.
549 – 393 =
4
2
156
3
|
11.
239 – 175 =
2
64
4
3
|
12.
297 – 259 =
4
2
38
3
|
|
13.
424 – 383 =
3
2
41
4
|
14.
384 + 603 =
987
3
2
4
|
15.
690 – 540 =
150
2
4
3
|
16.
220 – 213 =
3
2
7
1
|
|
17.
852 – 96 =
4
756
2
3
|
18.
475 + 447 =
3
922
4
2
|
19.
315 + 171 =
2
4
3
486
|
20.
710 + 148 =
2
4
858
3
|