Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
474 + 333 =
807
2
4
3
|
2.
967 + 8 =
4
975
2
3
|
3.
318 + 408 =
726
2
3
4
|
4.
167 – 126 =
2
3
4
41
|
|
5.
422 – 88 =
3
2
4
334
|
6.
923 + 6 =
4
3
929
2
|
7.
353 + 1 =
3
4
354
2
|
8.
501 – 88 =
2
4
413
3
|
|
9.
803 + 75 =
878
2
3
4
|
10.
284 + 680 =
4
3
964
2
|
11.
957 + 9 =
4
966
2
3
|
12.
582 – 488 =
3
94
2
4
|
|
13.
790 – 152 =
4
638
3
2
|
14.
412 + 403 =
2
3
815
4
|
15.
450 – 16 =
434
3
2
4
|
16.
527 – 527 =
0
4
2
3
|
|
17.
729 – 548 =
2
3
181
4
|
18.
188 + 728 =
2
916
3
4
|
19.
987 – 604 =
3
383
4
2
|
20.
893 – 436 =
457
3
4
2
|