Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
820 + 29 =
849
3
2
4
|
2.
837 – 476 =
4
2
361
3
|
3.
254 + 579 =
3
4
833
2
|
4.
79 + 914 =
2
993
3
4
|
|
5.
122 – 58 =
64
2
4
3
|
6.
258 – 104 =
2
154
3
4
|
7.
328 + 564 =
892
3
4
2
|
8.
798 + 11 =
809
3
2
4
|
|
9.
927 + 33 =
2
4
3
960
|
10.
156 + 763 =
2
4
919
3
|
11.
103 + 876 =
2
4
979
3
|
12.
117 – 63 =
54
3
2
4
|
|
13.
362 – 165 =
4
2
197
3
|
14.
909 + 35 =
944
3
4
2
|
15.
94 – 6 =
4
88
2
3
|
16.
901 – 528 =
2
3
373
4
|
|
17.
149 + 827 =
2
3
4
976
|
18.
875 – 539 =
2
336
3
4
|
19.
112 + 611 =
2
723
3
4
|
20.
935 – 675 =
260
4
3
2
|