Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
167 – 146 =
2
21
|
2.
209 + 348 =
557
2
|
3.
376 + 257 =
2
633
|
4.
233 + 279 =
512
2
|
|
5.
766 – 392 =
374
2
|
6.
382 + 511 =
2
893
|
7.
67 + 580 =
647
2
|
8.
613 – 37 =
576
2
|
|
9.
504 – 153 =
2
351
|
10.
337 – 248 =
89
2
|
11.
231 + 276 =
2
507
|
12.
937 + 47 =
984
2
|
|
13.
388 – 317 =
71
2
|
14.
685 + 298 =
2
983
|
15.
102 + 734 =
2
836
|
16.
74 – 8 =
66
2
|
|
17.
970 + 2 =
2
972
|
18.
272 + 674 =
2
946
|
19.
844 + 147 =
2
991
|
20.
962 – 144 =
2
818
|