Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
839 + 69 =
908
4
3
2
|
2.
967 – 287 =
680
4
2
3
|
3.
72 – 30 =
42
3
2
4
|
4.
659 – 11 =
4
648
2
3
|
|
5.
600 + 60 =
3
660
2
4
|
6.
705 + 99 =
2
804
3
4
|
7.
706 + 91 =
4
797
2
3
|
8.
531 – 96 =
4
435
2
3
|
|
9.
501 – 413 =
2
3
88
4
|
10.
468 – 428 =
3
2
40
4
|
11.
154 – 74 =
2
80
3
4
|
12.
674 – 456 =
4
2
3
218
|
|
13.
899 – 569 =
2
3
330
4
|
14.
191 – 21 =
170
2
4
3
|
15.
422 – 318 =
3
104
4
2
|
16.
533 + 186 =
3
2
719
4
|
|
17.
172 + 21 =
2
4
193
3
|
18.
801 – 390 =
3
2
4
411
|
19.
13 – 8 =
2
1
5
3
|
20.
799 + 86 =
4
3
885
2
|