Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
758 – 461 =
2
297
|
2.
582 – 491 =
2
91
|
3.
357 + 100 =
457
2
|
4.
304 + 26 =
2
330
|
|
5.
517 – 431 =
2
86
|
6.
478 – 281 =
2
197
|
7.
148 – 136 =
1
12
|
8.
885 + 26 =
911
2
|
|
9.
698 + 178 =
2
876
|
10.
808 – 512 =
296
2
|
11.
438 + 402 =
840
2
|
12.
15 + 762 =
2
777
|
|
13.
880 – 542 =
2
338
|
14.
766 – 76 =
690
2
|
15.
876 + 116 =
992
2
|
16.
436 – 50 =
386
2
|
|
17.
922 + 1 =
923
2
|
18.
287 – 145 =
142
2
|
19.
617 – 216 =
401
2
|
20.
40 + 302 =
2
342
|