Reken de erbijsom tot 100 uit

Erbijsommen
1.
10
+
50
=
2.
25
+
45
=
3.
70
+
10
=
4.
45
+
25
=
5.
45
+
50
=
6.
5
+
45
=
7.
10
+
80
=
8.
65
+
20
=
9.
55
+
20
=
10.
20
+
35
=
11.
35
+
50
=
12.
60
+
30
=
13.
20
+
55
=
14.
5
+
90
=
15.
95
+
5
=
16.
5
+
60
=
17.
70
+
20
=
18.
30
+
35
=
19.
30
+
35
=
20.
5
+
95
=
21.
30
+
25
=
22.
50
+
25
=
23.
10
+
30
=
24.
45
+
45
=
25.
90
+
5
=
26.
85
+
0
=
27.
95
+
5
=
28.
45
+
5
=
29.
10
+
5
=
30.
80
+
10
=
31.
75
+
0
=
32.
20
+
25
=
33.
15
+
5
=
34.
45
+
10
=
35.
35
+
65
=
36.
45
+
20
=
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Reken de erbijsom tot 100 uit
| ANTWOORDEN

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