Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
710 – 420 =
2
290
|
2.
975 – 872 =
103
2
|
3.
504 – 405 =
2
99
|
4.
239 – 171 =
68
2
|
|
5.
24 + 262 =
286
2
|
6.
909 + 28 =
2
937
|
7.
430 – 165 =
265
2
|
8.
478 – 338 =
140
2
|
|
9.
611 – 211 =
2
400
|
10.
234 – 185 =
49
2
|
11.
429 + 409 =
838
2
|
12.
769 + 163 =
2
932
|
|
13.
212 + 68 =
2
280
|
14.
994 + 2 =
996
2
|
15.
540 + 325 =
865
2
|
16.
764 + 64 =
828
2
|
|
17.
832 + 21 =
2
853
|
18.
721 – 487 =
234
2
|
19.
719 + 81 =
800
2
|
20.
588 – 372 =
2
216
|