Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
87 – 31 =
4
3
56
2
|
2.
446 + 238 =
4
684
2
3
|
3.
697 + 216 =
3
913
2
4
|
4.
62 – 12 =
50
2
4
3
|
|
5.
897 – 491 =
406
4
3
2
|
6.
964 – 716 =
248
2
4
3
|
7.
448 + 458 =
4
2
3
906
|
8.
801 – 666 =
135
3
4
2
|
|
9.
155 + 824 =
3
979
4
2
|
10.
744 – 95 =
2
4
3
649
|
11.
28 – 2 =
2
26
3
4
|
12.
69 – 36 =
4
3
2
33
|
|
13.
400 + 140 =
4
540
2
3
|
14.
703 – 580 =
123
3
2
4
|
15.
102 – 51 =
51
2
3
4
|
16.
935 – 717 =
2
4
218
3
|
|
17.
843 – 666 =
177
3
4
2
|
18.
78 + 107 =
185
3
4
2
|
19.
606 + 335 =
2
941
4
3
|
20.
834 + 71 =
905
2
3
4
|