Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
197 – 193 =
1
4
|
2.
357 – 347 =
1
10
|
3.
572 – 69 =
503
2
|
4.
609 + 325 =
2
934
|
|
5.
61 – 21 =
40
2
|
6.
963 – 221 =
742
2
|
7.
512 – 445 =
2
67
|
8.
953 – 802 =
2
151
|
|
9.
319 + 391 =
2
710
|
10.
372 + 275 =
2
647
|
11.
496 + 408 =
2
904
|
12.
996 – 869 =
2
127
|
|
13.
478 + 145 =
623
2
|
14.
300 – 141 =
159
2
|
15.
306 + 623 =
929
2
|
16.
372 – 147 =
225
2
|
|
17.
750 – 6 =
2
744
|
18.
868 + 9 =
2
877
|
19.
244 – 88 =
2
156
|
20.
841 + 58 =
899
2
|