Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
963 – 163 =
4
3
800
2
|
2.
272 + 68 =
2
340
4
3
|
3.
999 + 1 =
1000
3
2
4
|
4.
142 + 737 =
879
3
2
4
|
|
5.
236 + 634 =
3
2
870
4
|
6.
366 – 153 =
213
4
3
2
|
7.
420 + 438 =
3
4
858
2
|
8.
723 + 203 =
926
4
2
3
|
|
9.
924 + 54 =
4
3
2
978
|
10.
698 + 140 =
4
2
838
3
|
11.
166 – 88 =
2
4
78
3
|
12.
445 – 154 =
2
291
3
4
|
|
13.
557 – 142 =
415
2
4
3
|
14.
930 – 733 =
2
197
3
4
|
15.
463 – 52 =
3
4
2
411
|
16.
457 – 123 =
4
3
2
334
|
|
17.
781 – 467 =
314
3
2
4
|
18.
178 + 225 =
2
4
3
403
|
19.
783 + 83 =
4
866
2
3
|
20.
716 – 203 =
3
2
513
4
|