Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
87 – 45 =
2
42
|
2.
314 – 257 =
2
57
|
3.
606 – 11 =
595
2
|
4.
757 – 622 =
2
135
|
|
5.
755 – 257 =
498
2
|
6.
349 – 179 =
170
2
|
7.
261 – 227 =
2
34
|
8.
992 – 34 =
2
958
|
|
9.
989 + 5 =
994
2
|
10.
818 – 141 =
2
677
|
11.
941 – 41 =
2
900
|
12.
559 – 504 =
55
2
|
|
13.
908 + 85 =
993
2
|
14.
56 – 29 =
2
27
|
15.
94 + 309 =
403
2
|
16.
720 – 236 =
484
2
|
|
17.
164 + 78 =
242
2
|
18.
857 – 315 =
542
2
|
19.
787 + 82 =
2
869
|
20.
235 – 137 =
2
98
|