Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
667 – 469 =
198
2
|
2.
617 + 261 =
2
878
|
3.
571 – 351 =
220
2
|
4.
287 – 94 =
193
2
|
|
5.
657 + 334 =
2
991
|
6.
985 – 36 =
2
949
|
7.
724 – 578 =
146
2
|
8.
582 + 347 =
2
929
|
|
9.
669 + 111 =
2
780
|
10.
254 – 74 =
180
2
|
11.
52 + 298 =
2
350
|
12.
478 + 276 =
754
2
|
|
13.
243 + 746 =
989
2
|
14.
367 – 353 =
1
14
|
15.
496 – 256 =
240
2
|
16.
453 – 113 =
340
2
|
|
17.
251 – 69 =
182
2
|
18.
892 – 764 =
128
2
|
19.
141 – 58 =
2
83
|
20.
960 + 12 =
2
972
|