Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
215 + 469 =
684
2
4
3
|
2.
771 + 148 =
919
2
4
3
|
3.
172 – 150 =
4
3
22
2
|
4.
428 – 155 =
273
4
3
2
|
|
5.
393 – 120 =
3
2
273
4
|
6.
651 – 458 =
3
4
193
2
|
7.
690 – 316 =
2
3
4
374
|
8.
341 – 256 =
3
2
4
85
|
|
9.
150 – 89 =
61
2
3
4
|
10.
781 + 177 =
3
4
2
958
|
11.
128 – 10 =
118
4
2
3
|
12.
38 + 265 =
2
303
3
4
|
|
13.
125 + 343 =
3
2
468
4
|
14.
994 + 0 =
3
994
4
2
|
15.
908 + 59 =
4
967
3
2
|
16.
27 + 93 =
3
2
120
4
|
|
17.
59 – 58 =
1
2
4
3
|
18.
735 – 119 =
3
616
2
4
|
19.
307 + 157 =
2
464
4
3
|
20.
803 – 490 =
4
313
3
2
|