Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
702 + 193 =
895
4
3
2
|
2.
299 + 631 =
3
4
930
2
|
3.
628 + 215 =
2
843
3
4
|
4.
971 – 352 =
3
4
2
619
|
|
5.
191 – 115 =
76
2
3
4
|
6.
129 + 585 =
3
4
714
2
|
7.
198 + 646 =
2
3
844
4
|
8.
737 + 169 =
906
2
3
4
|
|
9.
354 + 234 =
3
588
2
4
|
10.
891 + 8 =
3
899
2
4
|
11.
381 – 137 =
244
3
4
2
|
12.
925 – 695 =
230
3
4
2
|
|
13.
964 – 547 =
2
3
417
4
|
14.
533 – 197 =
2
336
3
4
|
15.
97 – 28 =
2
3
4
69
|
16.
343 + 7 =
3
350
4
2
|
|
17.
259 + 492 =
2
751
3
4
|
18.
718 – 9 =
3
709
2
4
|
19.
772 – 1 =
2
771
4
3
|
20.
834 – 419 =
415
4
2
3
|