Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
134 – 127 =
1
7
|
2.
419 – 15 =
404
2
|
3.
52 – 48 =
4
1
|
4.
51 – 31 =
2
20
|
|
5.
578 + 39 =
617
2
|
6.
979 + 3 =
2
982
|
7.
140 + 84 =
224
2
|
8.
192 + 570 =
2
762
|
|
9.
376 + 392 =
2
768
|
10.
748 – 326 =
422
2
|
11.
151 – 15 =
136
2
|
12.
407 – 343 =
64
2
|
|
13.
827 – 566 =
2
261
|
14.
282 – 200 =
2
82
|
15.
164 – 29 =
135
2
|
16.
530 – 69 =
461
2
|
|
17.
584 + 162 =
746
2
|
18.
61 – 56 =
5
1
|
19.
316 + 650 =
966
2
|
20.
900 – 746 =
154
2
|