Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
969 – 169 =
2
3
800
4
|
2.
852 – 48 =
4
804
3
2
|
3.
818 – 765 =
53
4
2
3
|
4.
58 – 25 =
4
33
3
2
|
|
5.
823 + 66 =
889
3
2
4
|
6.
423 – 247 =
3
176
4
2
|
7.
67 – 40 =
3
2
4
27
|
8.
178 + 518 =
696
3
4
2
|
|
9.
286 + 656 =
942
3
2
4
|
10.
292 – 244 =
4
48
2
3
|
11.
2 + 974 =
2
4
3
976
|
12.
490 – 86 =
3
2
4
404
|
|
13.
631 + 207 =
838
2
3
4
|
14.
230 + 359 =
2
4
589
3
|
15.
979 – 324 =
3
655
4
2
|
16.
410 – 5 =
405
4
2
3
|
|
17.
916 + 61 =
4
977
2
3
|
18.
577 + 365 =
4
3
942
2
|
19.
143 + 687 =
3
4
2
830
|
20.
658 + 340 =
4
3
2
998
|