Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
402 + 45 =
4
2
3
447
|
2.
290 + 707 =
2
997
4
3
|
3.
146 + 195 =
341
2
4
3
|
4.
656 + 292 =
3
2
4
948
|
|
5.
130 – 114 =
16
4
3
2
|
6.
511 + 12 =
523
2
4
3
|
7.
307 + 598 =
905
2
4
3
|
8.
296 + 366 =
662
4
2
3
|
|
9.
343 + 5 =
2
348
4
3
|
10.
647 – 602 =
2
4
45
3
|
11.
544 + 313 =
2
857
4
3
|
12.
177 – 78 =
4
3
2
99
|
|
13.
380 – 24 =
3
356
2
4
|
14.
982 + 3 =
2
985
4
3
|
15.
591 + 122 =
713
2
4
3
|
16.
949 + 51 =
4
2
1000
3
|
|
17.
276 – 221 =
4
55
3
2
|
18.
608 + 153 =
761
4
2
3
|
19.
114 – 99 =
1
3
15
2
|
20.
767 – 378 =
2
3
4
389
|