Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
854 – 811 =
3
2
4
43
|
2.
319 – 222 =
4
2
3
97
|
3.
946 + 42 =
988
2
4
3
|
4.
614 – 25 =
4
2
589
3
|
|
5.
878 – 87 =
4
3
791
2
|
6.
949 – 278 =
2
3
671
4
|
7.
561 + 93 =
3
2
654
4
|
8.
536 – 430 =
3
106
2
4
|
|
9.
174 – 87 =
2
3
4
87
|
10.
856 + 32 =
2
888
4
3
|
11.
511 + 231 =
4
742
2
3
|
12.
418 + 65 =
2
3
4
483
|
|
13.
907 – 750 =
4
2
3
157
|
14.
70 – 56 =
1
3
2
14
|
15.
602 + 67 =
2
3
669
4
|
16.
83 + 502 =
4
3
585
2
|
|
17.
204 – 115 =
4
89
2
3
|
18.
251 + 618 =
4
3
869
2
|
19.
459 – 163 =
3
4
296
2
|
20.
800 – 615 =
185
3
2
4
|