Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
248 + 36 =
284
3
2
4
|
2.
341 – 316 =
25
4
3
2
|
3.
836 + 73 =
3
4
2
909
|
4.
868 – 284 =
4
2
584
3
|
|
5.
575 + 133 =
4
2
3
708
|
6.
824 – 211 =
4
2
613
3
|
7.
424 – 291 =
133
3
2
4
|
8.
192 – 62 =
130
4
3
2
|
|
9.
692 + 251 =
2
943
4
3
|
10.
554 + 41 =
4
595
3
2
|
11.
344 + 185 =
529
2
4
3
|
12.
662 + 62 =
3
724
4
2
|
|
13.
718 – 230 =
488
2
4
3
|
14.
975 – 957 =
18
3
2
4
|
15.
604 + 83 =
2
3
687
4
|
16.
446 + 484 =
4
3
2
930
|
|
17.
30 + 710 =
3
2
740
4
|
18.
932 – 69 =
2
863
4
3
|
19.
834 + 27 =
3
4
861
2
|
20.
597 – 252 =
345
2
3
4
|