Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
123 + 746 =
4
869
2
3
|
2.
700 + 13 =
3
2
4
713
|
3.
854 + 109 =
963
4
2
3
|
4.
394 – 372 =
4
3
22
2
|
|
5.
844 – 460 =
384
4
2
3
|
6.
546 – 289 =
3
257
2
4
|
7.
561 + 122 =
2
3
4
683
|
8.
731 + 190 =
3
921
4
2
|
|
9.
342 – 49 =
293
3
2
4
|
10.
484 + 1 =
2
485
4
3
|
11.
403 + 394 =
2
4
3
797
|
12.
844 + 132 =
4
2
976
3
|
|
13.
645 – 198 =
4
447
2
3
|
14.
812 – 563 =
4
2
3
249
|
15.
796 – 554 =
3
2
4
242
|
16.
418 – 277 =
3
2
4
141
|
|
17.
866 + 92 =
2
4
3
958
|
18.
532 + 290 =
822
2
4
3
|
19.
327 – 287 =
3
40
2
4
|
20.
334 – 313 =
21
4
3
2
|