Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
794 – 654 =
2
140
4
3
|
2.
258 + 82 =
340
2
4
3
|
3.
833 + 97 =
3
930
2
4
|
4.
954 + 34 =
3
988
4
2
|
|
5.
196 – 38 =
2
3
4
158
|
6.
723 + 157 =
880
3
4
2
|
7.
618 – 104 =
3
2
4
514
|
8.
305 + 525 =
3
2
4
830
|
|
9.
207 – 4 =
203
2
4
3
|
10.
466 + 252 =
718
4
2
3
|
11.
693 + 286 =
2
979
3
4
|
12.
557 + 268 =
2
3
4
825
|
|
13.
775 – 650 =
2
125
4
3
|
14.
493 – 147 =
2
4
3
346
|
15.
752 – 201 =
551
3
4
2
|
16.
230 + 304 =
4
3
534
2
|
|
17.
424 – 212 =
4
2
212
3
|
18.
102 – 47 =
3
4
2
55
|
19.
715 + 271 =
2
4
3
986
|
20.
79 + 127 =
2
4
206
3
|