Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
546 + 63 =
4
609
3
2
|
2.
342 – 225 =
4
3
117
2
|
3.
169 + 469 =
2
3
4
638
|
4.
788 + 197 =
4
985
3
2
|
|
5.
815 – 682 =
2
3
4
133
|
6.
776 – 600 =
2
4
176
3
|
7.
1000 + 0 =
1000
2
3
4
|
8.
533 + 387 =
2
3
4
920
|
|
9.
767 + 44 =
811
3
4
2
|
10.
424 – 191 =
233
2
4
3
|
11.
19 + 945 =
3
964
4
2
|
12.
389 – 364 =
4
25
3
2
|
|
13.
707 – 557 =
4
2
150
3
|
14.
909 – 704 =
205
4
3
2
|
15.
626 – 433 =
4
2
3
193
|
16.
490 – 221 =
3
269
4
2
|
|
17.
322 – 79 =
243
2
4
3
|
18.
779 – 592 =
4
3
187
2
|
19.
365 – 309 =
3
4
2
56
|
20.
899 + 11 =
4
910
3
2
|