Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
541 + 172 =
2
3
713
4
|
2.
873 – 737 =
4
3
2
136
|
3.
988 + 10 =
998
4
2
3
|
4.
5 + 361 =
366
2
4
3
|
|
5.
726 – 524 =
202
3
4
2
|
6.
40 + 355 =
4
2
395
3
|
7.
703 + 267 =
2
4
3
970
|
8.
724 + 263 =
987
4
3
2
|
|
9.
295 – 66 =
3
229
2
4
|
10.
430 – 123 =
2
307
3
4
|
11.
993 + 2 =
995
4
3
2
|
12.
495 – 177 =
318
4
3
2
|
|
13.
859 – 680 =
4
3
2
179
|
14.
514 + 136 =
4
2
650
3
|
15.
959 + 8 =
2
4
967
3
|
16.
313 – 168 =
2
3
4
145
|
|
17.
578 + 9 =
4
2
587
3
|
18.
531 – 277 =
4
254
3
2
|
19.
10 – 5 =
3
2
1
5
|
20.
317 + 580 =
2
4
897
3
|