Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
253 + 564 =
4
817
2
3
|
2.
534 – 319 =
2
215
3
4
|
3.
241 + 453 =
694
4
2
3
|
4.
947 + 11 =
958
3
4
2
|
|
5.
77 + 686 =
3
2
763
4
|
6.
534 + 8 =
2
4
3
542
|
7.
13 + 886 =
4
2
899
3
|
8.
597 + 394 =
4
991
3
2
|
|
9.
45 – 38 =
3
1
7
2
|
10.
586 + 7 =
593
4
2
3
|
11.
85 + 392 =
4
477
2
3
|
12.
539 – 336 =
3
4
2
203
|
|
13.
817 – 212 =
2
3
605
4
|
14.
587 – 169 =
3
2
418
4
|
15.
431 + 285 =
4
716
3
2
|
16.
868 – 369 =
499
4
3
2
|
|
17.
284 + 387 =
671
3
4
2
|
18.
988 + 12 =
2
4
1000
3
|
19.
5 – 2 =
4
2
1
3
|
20.
690 + 265 =
3
2
955
4
|