Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
841 – 523 =
2
318
|
2.
432 + 363 =
2
795
|
3.
710 + 214 =
924
2
|
4.
699 + 172 =
871
2
|
|
5.
604 + 378 =
982
2
|
6.
913 – 237 =
2
676
|
7.
613 – 409 =
204
2
|
8.
856 + 107 =
2
963
|
|
9.
872 – 143 =
729
2
|
10.
220 – 80 =
140
2
|
11.
177 – 62 =
2
115
|
12.
699 + 150 =
2
849
|
|
13.
113 – 103 =
10
1
|
14.
72 + 85 =
157
2
|
15.
562 + 213 =
775
2
|
16.
46 + 590 =
2
636
|
|
17.
155 + 801 =
956
2
|
18.
88 + 717 =
805
2
|
19.
399 + 444 =
2
843
|
20.
792 + 120 =
2
912
|