Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
678 – 204 =
2
3
474
4
|
2.
817 – 33 =
4
3
2
784
|
3.
80 – 48 =
3
2
32
4
|
4.
389 + 277 =
3
4
666
2
|
|
5.
25 + 77 =
102
2
4
3
|
6.
198 + 348 =
4
3
2
546
|
7.
494 + 383 =
877
2
4
3
|
8.
703 + 74 =
2
3
4
777
|
|
9.
169 – 149 =
4
20
2
3
|
10.
788 – 157 =
4
631
3
2
|
11.
518 – 406 =
4
2
3
112
|
12.
631 – 586 =
2
3
45
4
|
|
13.
873 + 2 =
4
3
2
875
|
14.
331 – 239 =
4
92
3
2
|
15.
987 + 9 =
2
4
3
996
|
16.
446 – 119 =
327
3
4
2
|
|
17.
827 – 6 =
821
3
4
2
|
18.
83 – 27 =
4
2
3
56
|
19.
923 + 22 =
2
3
4
945
|
20.
681 + 113 =
4
3
2
794
|