Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
514 + 61 =
4
3
575
2
|
2.
46 – 8 =
3
2
38
4
|
3.
937 – 643 =
3
2
4
294
|
4.
626 – 368 =
2
4
258
3
|
|
5.
171 – 38 =
4
2
133
3
|
6.
595 – 29 =
4
3
2
566
|
7.
985 – 441 =
2
3
544
4
|
8.
15 – 14 =
2
4
3
1
|
|
9.
507 + 143 =
3
650
2
4
|
10.
100 – 4 =
96
2
4
3
|
11.
268 – 239 =
3
29
4
2
|
12.
152 – 32 =
2
3
120
4
|
|
13.
862 – 630 =
3
4
232
2
|
14.
275 + 599 =
874
3
4
2
|
15.
758 – 637 =
121
3
2
4
|
16.
189 – 144 =
45
4
2
3
|
|
17.
397 + 362 =
2
4
759
3
|
18.
14 + 197 =
4
2
3
211
|
19.
171 + 494 =
3
4
665
2
|
20.
494 + 475 =
3
4
2
969
|