Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
35 – 22 =
13
2
1
3
|
2.
843 – 14 =
3
4
2
829
|
3.
154 – 112 =
4
2
42
3
|
4.
761 + 13 =
3
774
4
2
|
|
5.
562 – 498 =
3
2
64
4
|
6.
422 + 61 =
3
483
4
2
|
7.
866 – 459 =
4
2
3
407
|
8.
121 – 26 =
2
4
95
3
|
|
9.
749 + 229 =
3
978
2
4
|
10.
726 – 368 =
2
358
3
4
|
11.
306 – 257 =
49
3
2
4
|
12.
586 – 473 =
4
113
2
3
|
|
13.
258 – 213 =
4
3
45
2
|
14.
267 + 503 =
770
4
2
3
|
15.
311 + 660 =
971
4
2
3
|
16.
118 + 438 =
2
556
4
3
|
|
17.
271 – 181 =
4
90
2
3
|
18.
525 – 413 =
3
2
4
112
|
19.
638 – 621 =
2
4
17
3
|
20.
242 – 214 =
2
3
28
4
|