Reken de erbijsom tot 100 uit

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

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