Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
848 + 16 =
3
4
864
2
|
2.
305 – 177 =
2
128
4
3
|
3.
364 – 292 =
4
72
2
3
|
4.
460 + 226 =
686
2
4
3
|
|
5.
246 – 85 =
2
3
161
4
|
6.
774 – 144 =
3
4
630
2
|
7.
733 – 0 =
3
4
2
733
|
8.
739 – 627 =
112
2
3
4
|
|
9.
867 – 815 =
3
52
2
4
|
10.
300 – 202 =
2
3
98
4
|
11.
106 + 471 =
4
2
3
577
|
12.
645 – 617 =
28
4
3
2
|
|
13.
963 – 633 =
330
2
3
4
|
14.
311 – 45 =
266
4
2
3
|
15.
850 – 594 =
2
4
256
3
|
16.
770 + 216 =
986
2
4
3
|
|
17.
166 + 625 =
3
791
2
4
|
18.
606 + 203 =
3
2
809
4
|
19.
929 – 440 =
4
489
2
3
|
20.
979 + 5 =
4
984
3
2
|