Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
997 + 1 =
2
998
|
2.
973 – 625 =
348
2
|
3.
657 – 202 =
2
455
|
4.
660 – 229 =
2
431
|
|
5.
471 + 523 =
2
994
|
6.
435 + 213 =
2
648
|
7.
858 – 811 =
2
47
|
8.
528 – 117 =
411
2
|
|
9.
916 – 367 =
2
549
|
10.
62 – 25 =
37
2
|
11.
109 + 12 =
2
121
|
12.
271 – 167 =
104
2
|
|
13.
264 + 389 =
653
2
|
14.
184 – 4 =
180
2
|
15.
565 – 162 =
403
2
|
16.
131 + 640 =
771
2
|
|
17.
843 + 84 =
927
2
|
18.
917 – 907 =
1
10
|
19.
165 – 1 =
164
2
|
20.
503 + 175 =
2
678
|