Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
807 – 681 =
4
3
2
126
|
2.
237 + 396 =
4
633
3
2
|
3.
192 – 151 =
4
3
2
41
|
4.
366 – 10 =
2
356
4
3
|
|
5.
645 + 61 =
706
4
2
3
|
6.
691 + 6 =
4
697
2
3
|
7.
303 + 482 =
4
2
785
3
|
8.
564 – 408 =
156
4
3
2
|
|
9.
555 – 465 =
90
4
3
2
|
10.
481 – 143 =
2
4
3
338
|
11.
63 – 59 =
1
4
2
3
|
12.
603 – 113 =
2
3
490
4
|
|
13.
873 – 750 =
2
3
4
123
|
14.
710 + 57 =
3
2
4
767
|
15.
507 + 317 =
3
4
824
2
|
16.
120 – 45 =
4
2
75
3
|
|
17.
625 + 52 =
677
4
2
3
|
18.
497 – 454 =
4
43
3
2
|
19.
675 + 246 =
3
921
2
4
|
20.
177 – 76 =
2
101
4
3
|