Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
15 – 12 =
1
3
|
2.
772 + 34 =
2
806
|
3.
26 – 9 =
2
17
|
4.
674 – 152 =
522
2
|
|
5.
241 + 656 =
897
2
|
6.
416 – 363 =
53
2
|
7.
648 – 222 =
2
426
|
8.
221 – 122 =
2
99
|
|
9.
229 + 226 =
2
455
|
10.
642 + 181 =
823
2
|
11.
576 – 67 =
2
509
|
12.
673 – 612 =
61
2
|
|
13.
900 + 94 =
2
994
|
14.
162 + 307 =
2
469
|
15.
708 – 421 =
287
2
|
16.
669 – 150 =
2
519
|
|
17.
145 + 718 =
2
863
|
18.
215 + 164 =
2
379
|
19.
542 – 145 =
2
397
|
20.
830 – 735 =
95
2
|