Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
858 + 133 =
4
2
991
3
|
2.
437 + 429 =
2
866
3
4
|
3.
107 + 574 =
681
3
4
2
|
4.
620 – 286 =
4
2
3
334
|
|
5.
595 – 188 =
407
4
2
3
|
6.
709 + 291 =
3
2
4
1000
|
7.
41 – 30 =
2
1
3
11
|
8.
55 – 49 =
1
3
2
6
|
|
9.
543 – 189 =
3
4
354
2
|
10.
76 – 28 =
48
3
4
2
|
11.
50 – 1 =
49
3
2
4
|
12.
433 + 392 =
825
2
4
3
|
|
13.
342 + 15 =
4
357
3
2
|
14.
619 + 314 =
2
3
4
933
|
15.
912 – 232 =
4
3
680
2
|
16.
840 – 671 =
4
3
169
2
|
|
17.
494 – 152 =
4
3
2
342
|
18.
318 + 82 =
2
4
400
3
|
19.
550 + 188 =
3
738
4
2
|
20.
180 + 517 =
697
3
2
4
|