Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
83 + 797 =
4
2
880
3
|
2.
519 – 211 =
2
4
308
3
|
3.
447 + 55 =
3
502
4
2
|
4.
353 + 497 =
3
2
850
4
|
|
5.
606 + 89 =
3
2
695
4
|
6.
844 + 128 =
972
4
2
3
|
7.
194 – 34 =
2
4
160
3
|
8.
137 + 443 =
2
580
3
4
|
|
9.
175 + 50 =
4
225
2
3
|
10.
104 + 319 =
2
4
3
423
|
11.
586 + 363 =
2
4
949
3
|
12.
550 – 29 =
3
4
521
2
|
|
13.
168 + 519 =
3
4
2
687
|
14.
155 – 82 =
73
3
2
4
|
15.
794 – 397 =
3
397
2
4
|
16.
480 – 419 =
3
2
4
61
|
|
17.
851 – 766 =
85
3
2
4
|
18.
379 – 123 =
4
256
2
3
|
19.
435 – 395 =
3
40
4
2
|
20.
563 – 538 =
25
3
4
2
|