Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
843 – 211 =
2
632
|
2.
366 – 339 =
27
2
|
3.
445 – 374 =
2
71
|
4.
975 + 24 =
2
999
|
|
5.
459 + 63 =
2
522
|
6.
627 + 273 =
2
900
|
7.
863 + 81 =
2
944
|
8.
119 + 443 =
562
2
|
|
9.
170 + 297 =
467
2
|
10.
395 – 176 =
219
2
|
11.
983 + 15 =
998
2
|
12.
845 + 115 =
960
2
|
|
13.
51 – 40 =
1
11
|
14.
515 – 373 =
142
2
|
15.
204 – 162 =
42
2
|
16.
297 – 123 =
174
2
|
|
17.
882 + 8 =
890
2
|
18.
676 + 10 =
686
2
|
19.
36 + 645 =
681
2
|
20.
674 – 487 =
187
2
|