Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
502 – 34 =
3
4
468
2
|
2.
184 + 728 =
4
912
2
3
|
3.
664 + 250 =
3
914
4
2
|
4.
536 + 87 =
3
4
623
2
|
|
5.
25 – 14 =
1
11
3
2
|
6.
126 + 22 =
148
4
2
3
|
7.
992 + 7 =
999
2
3
4
|
8.
596 + 72 =
668
3
4
2
|
|
9.
986 – 598 =
4
3
388
2
|
10.
412 + 455 =
3
4
2
867
|
11.
113 + 509 =
2
622
4
3
|
12.
328 – 190 =
4
2
3
138
|
|
13.
772 + 107 =
3
879
4
2
|
14.
313 – 140 =
4
173
2
3
|
15.
317 + 171 =
2
4
3
488
|
16.
885 – 188 =
2
4
697
3
|
|
17.
822 + 141 =
4
2
3
963
|
18.
103 + 780 =
2
883
3
4
|
19.
66 + 57 =
4
3
123
2
|
20.
606 + 20 =
2
626
3
4
|