Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
982 – 267 =
715
3
4
2
|
2.
52 – 25 =
2
4
3
27
|
3.
729 – 649 =
2
3
80
4
|
4.
754 – 219 =
2
535
3
4
|
|
5.
161 – 105 =
2
4
3
56
|
6.
467 – 172 =
2
4
3
295
|
7.
902 + 81 =
3
983
2
4
|
8.
881 + 76 =
3
2
4
957
|
|
9.
436 + 24 =
3
460
4
2
|
10.
897 – 243 =
3
654
2
4
|
11.
363 + 541 =
2
904
3
4
|
12.
676 – 667 =
2
1
9
3
|
|
13.
166 – 120 =
46
3
2
4
|
14.
737 – 106 =
2
3
631
4
|
15.
780 + 91 =
3
4
871
2
|
16.
794 + 143 =
4
937
2
3
|
|
17.
279 + 638 =
917
2
3
4
|
18.
389 – 138 =
4
3
2
251
|
19.
317 – 73 =
244
2
3
4
|
20.
109 + 240 =
2
349
4
3
|