Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
796 – 15 =
3
2
4
781
|
2.
270 + 28 =
3
298
2
4
|
3.
726 – 74 =
2
652
4
3
|
4.
430 – 185 =
2
4
3
245
|
|
5.
52 – 17 =
35
3
4
2
|
6.
57 – 6 =
3
2
51
4
|
7.
486 + 90 =
576
4
2
3
|
8.
529 + 121 =
3
4
2
650
|
|
9.
799 + 60 =
4
2
3
859
|
10.
120 + 99 =
219
3
2
4
|
11.
996 + 4 =
1000
3
2
4
|
12.
75 + 824 =
899
2
3
4
|
|
13.
525 + 123 =
3
648
2
4
|
14.
514 – 503 =
2
11
1
3
|
15.
859 + 119 =
3
2
4
978
|
16.
579 + 418 =
997
2
3
4
|
|
17.
908 – 585 =
323
3
4
2
|
18.
392 – 232 =
3
4
160
2
|
19.
4 – 3 =
3
2
1
4
|
20.
51 + 120 =
171
2
4
3
|