Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
612 – 488 =
124
2
|
2.
385 + 517 =
902
2
|
3.
954 + 0 =
2
954
|
4.
233 – 106 =
2
127
|
|
5.
915 – 423 =
492
2
|
6.
346 + 608 =
2
954
|
7.
1000 + 0 =
2
1000
|
8.
342 – 311 =
2
31
|
|
9.
874 + 11 =
2
885
|
10.
771 + 140 =
2
911
|
11.
353 – 271 =
82
2
|
12.
986 + 12 =
2
998
|
|
13.
740 – 314 =
426
2
|
14.
732 + 158 =
2
890
|
15.
259 + 126 =
385
2
|
16.
442 – 22 =
2
420
|
|
17.
123 – 31 =
2
92
|
18.
203 – 152 =
2
51
|
19.
529 – 107 =
422
2
|
20.
235 – 6 =
229
2
|