Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
651 – 450 =
201
2
|
2.
313 + 669 =
2
982
|
3.
247 + 345 =
2
592
|
4.
281 – 224 =
57
2
|
|
5.
377 – 194 =
183
2
|
6.
437 – 381 =
56
2
|
7.
408 – 107 =
2
301
|
8.
415 – 241 =
174
2
|
|
9.
30 – 29 =
2
1
|
10.
381 + 572 =
2
953
|
11.
492 – 335 =
157
2
|
12.
749 – 564 =
185
2
|
|
13.
94 + 425 =
2
519
|
14.
487 + 311 =
798
2
|
15.
345 – 60 =
285
2
|
16.
998 – 72 =
926
2
|
|
17.
718 – 142 =
576
2
|
18.
921 + 42 =
963
2
|
19.
84 – 44 =
2
40
|
20.
885 – 439 =
446
2
|