Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
449 + 3 =
2
3
4
452
|
2.
359 – 335 =
24
2
4
3
|
3.
546 – 266 =
2
3
280
4
|
4.
306 + 566 =
3
2
4
872
|
|
5.
532 + 320 =
4
852
2
3
|
6.
946 + 14 =
960
3
4
2
|
7.
870 + 5 =
4
875
2
3
|
8.
200 – 33 =
3
4
167
2
|
|
9.
262 – 200 =
3
2
4
62
|
10.
881 + 57 =
938
4
2
3
|
11.
509 – 21 =
3
2
488
4
|
12.
944 + 38 =
982
4
2
3
|
|
13.
382 + 152 =
3
534
2
4
|
14.
85 – 46 =
2
3
39
4
|
15.
27 + 935 =
4
3
962
2
|
16.
412 – 51 =
2
4
361
3
|
|
17.
689 – 155 =
534
3
2
4
|
18.
38 + 820 =
3
858
4
2
|
19.
711 – 666 =
3
45
2
4
|
20.
221 – 178 =
2
43
4
3
|