Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
34 – 23 =
3
2
11
1
|
2.
944 + 6 =
3
2
4
950
|
3.
404 + 263 =
4
667
2
3
|
4.
265 + 535 =
4
800
3
2
|
|
5.
175 – 150 =
25
4
2
3
|
6.
758 + 67 =
3
2
825
4
|
7.
957 – 253 =
2
3
4
704
|
8.
580 + 417 =
997
4
2
3
|
|
9.
652 – 566 =
3
86
4
2
|
10.
768 + 195 =
4
3
963
2
|
11.
41 – 0 =
4
41
3
2
|
12.
7 – 0 =
7
3
1
2
|
|
13.
598 – 562 =
2
36
4
3
|
14.
457 – 74 =
383
3
2
4
|
15.
463 + 375 =
4
2
838
3
|
16.
381 + 104 =
4
2
485
3
|
|
17.
347 – 50 =
3
297
4
2
|
18.
679 + 15 =
2
4
694
3
|
19.
387 + 592 =
4
979
2
3
|
20.
680 – 426 =
4
254
3
2
|