Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
403 – 213 =
2
190
|
2.
830 – 91 =
2
739
|
3.
169 – 129 =
40
2
|
4.
871 – 300 =
571
2
|
|
5.
511 – 350 =
161
2
|
6.
631 – 479 =
2
152
|
7.
995 – 560 =
435
2
|
8.
133 + 264 =
397
2
|
|
9.
979 – 935 =
44
2
|
10.
637 – 579 =
58
2
|
11.
942 + 25 =
967
2
|
12.
29 – 15 =
14
1
|
|
13.
877 – 439 =
438
2
|
14.
183 – 159 =
24
2
|
15.
506 + 276 =
2
782
|
16.
715 – 648 =
2
67
|
|
17.
939 – 631 =
308
2
|
18.
703 + 239 =
942
2
|
19.
844 + 122 =
966
2
|
20.
619 + 376 =
2
995
|