Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
847 + 72 =
919
3
2
4
|
2.
322 + 23 =
4
345
3
2
|
3.
345 + 272 =
2
3
4
617
|
4.
39 – 37 =
1
3
2
4
|
|
5.
448 – 112 =
2
336
4
3
|
6.
832 – 323 =
509
3
2
4
|
7.
80 – 20 =
2
3
60
4
|
8.
513 – 137 =
3
2
4
376
|
|
9.
316 + 493 =
4
809
3
2
|
10.
267 – 136 =
131
4
3
2
|
11.
661 + 266 =
2
4
3
927
|
12.
224 – 139 =
85
3
4
2
|
|
13.
358 – 211 =
4
2
147
3
|
14.
561 + 163 =
3
4
2
724
|
15.
501 + 304 =
4
3
2
805
|
16.
302 – 85 =
2
217
4
3
|
|
17.
566 – 17 =
549
4
3
2
|
18.
316 + 231 =
547
3
2
4
|
19.
699 + 297 =
996
3
4
2
|
20.
448 – 244 =
204
2
3
4
|