Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
159 – 114 =
3
45
4
2
|
2.
697 – 247 =
2
3
4
450
|
3.
756 + 177 =
4
3
933
2
|
4.
129 – 81 =
3
48
4
2
|
|
5.
874 + 35 =
909
3
4
2
|
6.
162 + 826 =
988
4
3
2
|
7.
546 + 368 =
2
4
914
3
|
8.
555 + 54 =
3
609
4
2
|
|
9.
924 + 38 =
4
3
2
962
|
10.
480 – 216 =
3
2
264
4
|
11.
102 – 45 =
2
3
4
57
|
12.
368 + 10 =
4
2
3
378
|
|
13.
870 – 555 =
2
3
315
4
|
14.
920 – 716 =
3
204
4
2
|
15.
56 + 423 =
2
3
479
4
|
16.
665 + 96 =
761
4
2
3
|
|
17.
444 – 394 =
3
4
2
50
|
18.
47 – 19 =
2
28
3
4
|
19.
426 + 78 =
2
4
3
504
|
20.
236 + 434 =
2
4
670
3
|