Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
934 + 62 =
996
2
3
4
|
2.
564 + 130 =
3
694
4
2
|
3.
423 – 247 =
4
3
176
2
|
4.
166 – 108 =
58
3
2
4
|
|
5.
944 – 370 =
4
2
574
3
|
6.
131 + 667 =
3
798
4
2
|
7.
135 – 127 =
1
3
2
8
|
8.
959 – 385 =
574
4
3
2
|
|
9.
423 – 283 =
3
4
2
140
|
10.
446 + 359 =
4
3
2
805
|
11.
552 + 34 =
3
4
2
586
|
12.
475 – 202 =
2
273
3
4
|
|
13.
745 + 144 =
4
2
3
889
|
14.
404 – 292 =
3
4
2
112
|
15.
852 – 92 =
4
2
3
760
|
16.
403 + 2 =
405
2
3
4
|
|
17.
636 + 97 =
2
3
733
4
|
18.
838 + 64 =
3
902
2
4
|
19.
515 – 302 =
4
3
213
2
|
20.
689 – 25 =
3
664
2
4
|