Maak de erbijsom tot 100

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

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