Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
981 – 278 =
2
703
3
4
|
2.
136 – 97 =
3
2
4
39
|
3.
484 + 278 =
3
4
762
2
|
4.
726 – 201 =
4
3
525
2
|
|
5.
165 – 149 =
16
3
2
4
|
6.
617 + 352 =
4
3
969
2
|
7.
366 – 182 =
184
2
3
4
|
8.
649 – 273 =
2
376
4
3
|
|
9.
496 – 446 =
4
50
3
2
|
10.
108 + 795 =
2
903
3
4
|
11.
98 – 94 =
2
1
4
3
|
12.
109 – 89 =
2
4
3
20
|
|
13.
763 – 274 =
3
489
4
2
|
14.
362 + 299 =
3
661
4
2
|
15.
194 + 786 =
3
4
980
2
|
16.
731 – 695 =
3
36
4
2
|
|
17.
186 – 55 =
2
3
4
131
|
18.
30 – 23 =
1
3
7
2
|
19.
715 + 70 =
4
2
785
3
|
20.
279 + 430 =
2
4
709
3
|