Reken de erbijsom tot 100 uit

Erbijsommen
1.
30
+
0
=
2.
20
+
30
=
3.
100
+
0
=
4.
30
+
40
=
5.
30
+
20
=
6.
65
+
10
=
7.
90
+
5
=
8.
35
+
50
=
9.
5
+
30
=
10.
75
+
15
=
11.
5
+
60
=
12.
25
+
20
=
13.
10
+
45
=
14.
55
+
25
=
15.
35
+
45
=
16.
10
+
70
=
17.
10
+
65
=
18.
25
+
55
=
19.
0
+
100
=
20.
50
+
30
=
21.
0
+
80
=
22.
20
+
35
=
23.
80
+
5
=
24.
35
+
10
=
25.
0
+
95
=
26.
35
+
40
=
27.
95
+
5
=
28.
40
+
0
=
29.
80
+
20
=
30.
100
+
0
=
31.
95
+
0
=
32.
30
+
70
=
33.
25
+
45
=
34.
40
+
35
=
35.
65
+
5
=
36.
0
+
75
=
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Reken de erbijsom tot 100 uit
| ANTWOORDEN

Erbijsommen
1.
30
+
0
=
30
2.
20
+
30
=
50
3.
100
+
0
=
100
4.
30
+
40
=
70
5.
30
+
20
=
50
6.
65
+
10
=
75
7.
90
+
5
=
95
8.
35
+
50
=
85
9.
5
+
30
=
35
10.
75
+
15
=
90
11.
5
+
60
=
65
12.
25
+
20
=
45
13.
10
+
45
=
55
14.
55
+
25
=
80
15.
35
+
45
=
80
16.
10
+
70
=
80
17.
10
+
65
=
75
18.
25
+
55
=
80
19.
0
+
100
=
100
20.
50
+
30
=
80
21.
0
+
80
=
80
22.
20
+
35
=
55
23.
80
+
5
=
85
24.
35
+
10
=
45
25.
0
+
95
=
95
26.
35
+
40
=
75
27.
95
+
5
=
100
28.
40
+
0
=
40
29.
80
+
20
=
100
30.
100
+
0
=
100
31.
95
+
0
=
95
32.
30
+
70
=
100
33.
25
+
45
=
70
34.
40
+
35
=
75
35.
65
+
5
=
70
36.
0
+
75
=
75
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen