Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
888 – 24 =
864
4
3
2
|
2.
231 – 229 =
4
2
1
3
|
3.
255 – 123 =
132
3
4
2
|
4.
706 – 87 =
3
619
2
4
|
|
5.
685 – 549 =
136
4
2
3
|
6.
225 + 80 =
3
2
305
4
|
7.
43 – 36 =
7
1
3
2
|
8.
498 – 307 =
191
4
3
2
|
|
9.
805 + 23 =
4
828
2
3
|
10.
631 + 150 =
2
4
3
781
|
11.
807 + 109 =
3
2
4
916
|
12.
760 + 77 =
837
4
3
2
|
|
13.
863 – 79 =
3
4
2
784
|
14.
526 – 216 =
310
3
2
4
|
15.
636 – 334 =
302
3
2
4
|
16.
350 + 433 =
3
783
2
4
|
|
17.
209 + 525 =
4
3
2
734
|
18.
863 + 68 =
2
931
3
4
|
19.
18 – 2 =
2
4
3
16
|
20.
958 – 308 =
2
3
650
4
|