Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
973 + 14 =
4
3
987
2
|
2.
808 – 758 =
2
50
3
4
|
3.
886 + 75 =
3
961
2
4
|
4.
810 – 422 =
388
2
4
3
|
|
5.
98 – 43 =
3
4
2
55
|
6.
963 – 201 =
2
3
4
762
|
7.
52 – 39 =
2
13
3
1
|
8.
114 – 58 =
3
56
2
4
|
|
9.
474 – 51 =
4
2
3
423
|
10.
817 + 6 =
4
3
823
2
|
11.
633 + 93 =
3
2
4
726
|
12.
532 + 446 =
2
3
978
4
|
|
13.
541 – 84 =
2
4
3
457
|
14.
296 – 183 =
113
4
2
3
|
15.
650 – 419 =
4
231
3
2
|
16.
306 – 281 =
3
2
25
4
|
|
17.
235 – 134 =
101
3
4
2
|
18.
708 + 107 =
2
815
3
4
|
19.
562 + 338 =
2
900
3
4
|
20.
656 + 13 =
669
4
2
3
|