Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
116 + 699 =
2
4
3
815
|
2.
85 – 54 =
31
4
3
2
|
3.
474 + 336 =
810
3
2
4
|
4.
763 + 122 =
2
3
885
4
|
|
5.
278 + 472 =
2
3
4
750
|
6.
883 – 365 =
3
4
518
2
|
7.
988 + 4 =
2
4
3
992
|
8.
468 + 411 =
3
879
4
2
|
|
9.
956 + 6 =
3
4
962
2
|
10.
400 + 571 =
3
4
971
2
|
11.
695 – 273 =
3
2
422
4
|
12.
376 – 315 =
3
4
61
2
|
|
13.
878 – 265 =
613
2
3
4
|
14.
334 + 419 =
2
3
753
4
|
15.
947 + 52 =
3
999
2
4
|
16.
162 – 148 =
1
14
2
3
|
|
17.
448 + 518 =
966
3
4
2
|
18.
688 + 133 =
2
3
4
821
|
19.
753 – 183 =
4
570
3
2
|
20.
834 + 73 =
4
2
3
907
|