Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
566 – 239 =
2
4
327
3
|
2.
185 – 96 =
2
3
89
4
|
3.
192 + 778 =
2
4
3
970
|
4.
991 + 4 =
3
2
4
995
|
|
5.
753 – 394 =
3
2
359
4
|
6.
80 – 80 =
3
4
2
0
|
7.
880 – 761 =
2
119
3
4
|
8.
35 + 770 =
3
2
805
4
|
|
9.
350 – 337 =
3
1
2
13
|
10.
372 + 189 =
4
561
3
2
|
11.
918 – 445 =
473
2
4
3
|
12.
699 + 94 =
2
4
793
3
|
|
13.
151 + 292 =
443
2
4
3
|
14.
806 – 73 =
4
2
3
733
|
15.
959 + 10 =
969
2
4
3
|
16.
697 – 196 =
4
2
501
3
|
|
17.
612 – 249 =
4
2
3
363
|
18.
195 + 263 =
2
3
4
458
|
19.
655 + 201 =
856
4
3
2
|
20.
472 – 159 =
4
313
3
2
|