Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
865 + 28 =
893
2
|
2.
739 + 39 =
2
778
|
3.
814 + 135 =
949
2
|
4.
248 – 139 =
109
2
|
|
5.
346 + 49 =
2
395
|
6.
605 + 80 =
685
2
|
7.
894 + 1 =
2
895
|
8.
684 + 197 =
2
881
|
|
9.
308 + 18 =
2
326
|
10.
518 + 167 =
685
2
|
11.
936 – 342 =
594
2
|
12.
397 – 206 =
191
2
|
|
13.
609 – 269 =
2
340
|
14.
16 + 434 =
450
2
|
15.
862 + 38 =
900
2
|
16.
263 + 669 =
2
932
|
|
17.
521 – 342 =
179
2
|
18.
906 + 68 =
2
974
|
19.
4 – 1 =
1
3
|
20.
563 + 81 =
644
2
|