Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
2 – 2 =
4
3
0
2
|
2.
177 + 392 =
3
569
2
4
|
3.
406 – 149 =
3
2
4
257
|
4.
232 – 16 =
3
216
2
4
|
|
5.
948 – 454 =
4
3
494
2
|
6.
52 + 821 =
873
3
4
2
|
7.
673 – 410 =
2
3
263
4
|
8.
143 – 31 =
2
112
3
4
|
|
9.
665 – 455 =
2
4
3
210
|
10.
537 – 397 =
140
4
3
2
|
11.
314 + 72 =
2
4
386
3
|
12.
57 + 204 =
261
3
4
2
|
|
13.
88 – 80 =
8
2
3
1
|
14.
705 + 163 =
3
2
868
4
|
15.
963 + 11 =
4
974
3
2
|
16.
820 – 480 =
3
340
4
2
|
|
17.
496 + 408 =
4
3
904
2
|
18.
713 – 291 =
3
2
4
422
|
19.
445 + 316 =
2
761
4
3
|
20.
714 – 360 =
4
3
2
354
|