Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
56 + 90 =
2
4
3
146
|
2.
851 + 144 =
995
3
2
4
|
3.
811 + 124 =
3
935
4
2
|
4.
329 + 641 =
2
3
4
970
|
|
5.
782 + 63 =
2
4
3
845
|
6.
32 – 32 =
0
2
4
3
|
7.
911 + 8 =
4
919
2
3
|
8.
87 + 162 =
2
4
249
3
|
|
9.
572 + 150 =
722
3
4
2
|
10.
837 – 599 =
4
238
2
3
|
11.
714 – 285 =
4
429
3
2
|
12.
176 – 89 =
2
87
3
4
|
|
13.
452 + 4 =
456
2
4
3
|
14.
288 + 444 =
2
4
732
3
|
15.
67 – 2 =
3
4
2
65
|
16.
424 + 69 =
3
493
2
4
|
|
17.
546 – 25 =
3
2
521
4
|
18.
945 + 11 =
2
4
956
3
|
19.
184 + 639 =
2
4
3
823
|
20.
235 – 203 =
3
2
32
4
|