Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
330 – 301 =
3
29
4
2
|
2.
96 + 304 =
3
4
400
2
|
3.
240 + 197 =
3
2
437
4
|
4.
51 + 363 =
2
3
4
414
|
|
5.
809 + 86 =
3
895
2
4
|
6.
492 – 303 =
2
189
3
4
|
7.
158 + 423 =
581
2
3
4
|
8.
816 + 100 =
3
4
2
916
|
|
9.
225 – 174 =
4
3
2
51
|
10.
519 – 219 =
300
3
2
4
|
11.
422 – 241 =
4
2
3
181
|
12.
654 – 562 =
92
4
2
3
|
|
13.
764 – 724 =
4
40
2
3
|
14.
131 – 26 =
3
105
4
2
|
15.
932 + 41 =
973
2
4
3
|
16.
775 – 16 =
2
3
759
4
|
|
17.
69 – 14 =
2
3
55
4
|
18.
835 – 459 =
2
376
3
4
|
19.
67 + 588 =
2
655
3
4
|
20.
847 – 747 =
4
100
2
3
|