Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
83 + 198 =
3
2
281
4
|
2.
928 + 19 =
3
4
2
947
|
3.
374 + 20 =
3
4
394
2
|
4.
183 – 114 =
3
2
69
4
|
|
5.
443 + 516 =
3
959
4
2
|
6.
468 – 326 =
2
4
3
142
|
7.
744 – 559 =
2
3
185
4
|
8.
167 + 56 =
4
2
3
223
|
|
9.
534 – 442 =
92
3
2
4
|
10.
333 – 138 =
195
4
3
2
|
11.
808 – 350 =
2
458
3
4
|
12.
396 + 108 =
4
504
3
2
|
|
13.
286 – 264 =
4
3
22
2
|
14.
885 + 42 =
2
927
3
4
|
15.
273 – 69 =
204
2
4
3
|
16.
431 – 254 =
3
4
2
177
|
|
17.
121 + 270 =
4
2
391
3
|
18.
406 – 346 =
4
60
2
3
|
19.
539 – 228 =
311
2
3
4
|
20.
30 – 14 =
16
3
4
2
|