Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
674 – 433 =
2
241
|
2.
817 + 172 =
2
989
|
3.
179 – 92 =
87
2
|
4.
914 + 75 =
2
989
|
|
5.
898 + 36 =
934
2
|
6.
489 + 367 =
856
2
|
7.
50 – 26 =
24
2
|
8.
155 – 137 =
2
18
|
|
9.
827 + 172 =
2
999
|
10.
163 – 4 =
159
2
|
11.
447 – 87 =
2
360
|
12.
498 – 56 =
442
2
|
|
13.
286 + 312 =
598
2
|
14.
675 – 268 =
407
2
|
15.
379 – 374 =
5
1
|
16.
186 – 91 =
2
95
|
|
17.
99 + 353 =
2
452
|
18.
654 + 28 =
682
2
|
19.
235 – 203 =
32
2
|
20.
551 + 419 =
2
970
|