Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
251 + 364 =
2
615
|
2.
850 + 42 =
892
2
|
3.
34 – 29 =
1
5
|
4.
551 – 42 =
2
509
|
|
5.
31 – 27 =
1
4
|
6.
918 + 52 =
2
970
|
7.
104 – 79 =
25
2
|
8.
427 + 546 =
973
2
|
|
9.
580 + 209 =
2
789
|
10.
788 + 74 =
2
862
|
11.
116 + 387 =
2
503
|
12.
580 – 476 =
104
2
|
|
13.
66 – 61 =
1
5
|
14.
814 + 139 =
953
2
|
15.
660 + 289 =
949
2
|
16.
433 – 392 =
2
41
|
|
17.
550 + 294 =
844
2
|
18.
902 – 169 =
733
2
|
19.
623 – 15 =
2
608
|
20.
694 + 101 =
2
795
|