Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
479 + 76 =
555
2
3
4
|
2.
178 – 158 =
2
4
3
20
|
3.
219 – 68 =
3
4
2
151
|
4.
772 + 19 =
4
3
791
2
|
|
5.
667 + 35 =
4
702
3
2
|
6.
621 – 595 =
3
4
26
2
|
7.
315 – 308 =
2
7
3
1
|
8.
293 – 169 =
4
3
2
124
|
|
9.
70 + 111 =
2
3
4
181
|
10.
901 – 686 =
215
3
2
4
|
11.
869 + 121 =
2
3
4
990
|
12.
423 – 208 =
4
215
3
2
|
|
13.
732 – 666 =
3
2
66
4
|
14.
359 – 226 =
2
4
133
3
|
15.
723 + 88 =
2
4
3
811
|
16.
761 – 111 =
3
4
2
650
|
|
17.
494 – 45 =
4
3
449
2
|
18.
304 + 392 =
696
3
2
4
|
19.
67 + 287 =
2
4
3
354
|
20.
562 – 76 =
2
4
3
486
|