Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
848 – 260 =
588
2
|
2.
589 – 174 =
415
2
|
3.
571 + 13 =
584
2
|
4.
278 + 640 =
2
918
|
|
5.
450 + 546 =
996
2
|
6.
517 – 57 =
2
460
|
7.
243 – 106 =
137
2
|
8.
303 + 606 =
909
2
|
|
9.
476 – 253 =
2
223
|
10.
407 – 219 =
188
2
|
11.
175 + 751 =
2
926
|
12.
114 + 105 =
2
219
|
|
13.
125 – 42 =
2
83
|
14.
29 – 22 =
1
7
|
15.
305 – 19 =
2
286
|
16.
307 – 191 =
2
116
|
|
17.
106 + 160 =
266
2
|
18.
311 + 488 =
2
799
|
19.
219 – 94 =
2
125
|
20.
31 – 18 =
13
1
|