Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
963 – 327 =
636
2
|
2.
680 + 176 =
2
856
|
3.
482 – 329 =
153
2
|
4.
660 – 592 =
68
2
|
|
5.
955 – 189 =
2
766
|
6.
207 + 32 =
2
239
|
7.
146 – 77 =
69
2
|
8.
267 – 216 =
2
51
|
|
9.
27 + 3 =
30
2
|
10.
849 + 3 =
2
852
|
11.
777 – 311 =
466
2
|
12.
943 + 46 =
2
989
|
|
13.
275 + 453 =
728
2
|
14.
143 – 78 =
65
2
|
15.
788 + 78 =
866
2
|
16.
111 + 90 =
201
2
|
|
17.
115 – 52 =
2
63
|
18.
343 + 585 =
928
2
|
19.
494 – 332 =
2
162
|
20.
421 – 34 =
387
2
|