Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
812 – 266 =
546
3
2
4
|
2.
9 – 7 =
2
1
3
4
|
3.
5 – 1 =
3
4
2
1
|
4.
882 – 866 =
16
3
4
2
|
|
5.
279 – 40 =
239
3
4
2
|
6.
492 + 419 =
4
911
3
2
|
7.
453 – 85 =
4
2
368
3
|
8.
397 + 165 =
3
4
2
562
|
|
9.
926 + 22 =
4
3
948
2
|
10.
582 – 400 =
182
3
4
2
|
11.
61 – 5 =
56
3
2
4
|
12.
659 + 35 =
4
694
2
3
|
|
13.
990 + 7 =
997
2
4
3
|
14.
505 – 375 =
2
3
130
4
|
15.
429 – 241 =
188
2
4
3
|
16.
546 + 243 =
4
789
3
2
|
|
17.
777 – 615 =
3
4
2
162
|
18.
65 – 60 =
1
2
5
3
|
19.
364 + 322 =
4
3
686
2
|
20.
49 – 37 =
2
12
1
3
|