Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
630 – 150 =
480
2
|
2.
71 – 28 =
2
43
|
3.
75 – 41 =
34
2
|
4.
952 – 59 =
2
893
|
|
5.
965 + 31 =
996
2
|
6.
607 – 348 =
2
259
|
7.
423 + 176 =
2
599
|
8.
812 + 31 =
843
2
|
|
9.
410 – 292 =
118
2
|
10.
859 + 86 =
2
945
|
11.
544 – 502 =
2
42
|
12.
727 + 261 =
988
2
|
|
13.
374 + 501 =
875
2
|
14.
732 + 251 =
983
2
|
15.
756 – 129 =
627
2
|
16.
719 + 69 =
2
788
|
|
17.
620 – 382 =
238
2
|
18.
871 + 29 =
900
2
|
19.
585 + 112 =
2
697
|
20.
869 + 101 =
970
2
|