Reken de erbijsom tot 100 uit

Erbijsommen
1.
40
+
50
=
2.
35
+
65
=
3.
5
+
55
=
4.
50
+
5
=
5.
20
+
65
=
6.
75
+
15
=
7.
60
+
0
=
8.
0
+
85
=
9.
15
+
75
=
10.
0
+
85
=
11.
15
+
55
=
12.
55
+
20
=
13.
75
+
10
=
14.
35
+
40
=
15.
35
+
25
=
16.
65
+
15
=
17.
5
+
95
=
18.
35
+
0
=
19.
5
+
45
=
20.
50
+
5
=
21.
40
+
60
=
22.
45
+
55
=
23.
80
+
0
=
24.
5
+
85
=
25.
0
+
85
=
26.
25
+
25
=
27.
20
+
80
=
28.
50
+
30
=
29.
90
+
5
=
30.
70
+
5
=
31.
15
+
40
=
32.
70
+
20
=
33.
90
+
5
=
34.
50
+
50
=
35.
30
+
30
=
36.
10
+
15
=
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Reken de erbijsom tot 100 uit
| ANTWOORDEN

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