Los de erbijsom tot 100 op

Erbijsommen
1.
0
+
45
=
35
45
50
55
2.
25
+
55
=
75
90
85
80
3.
10
+
90
=
85
80
100
95
4.
20
+
30
=
45
40
55
50
5.
25
+
25
=
55
60
45
50
6.
5
+
10
=
15
5
20
10
7.
40
+
60
=
100
80
95
85
8.
40
+
60
=
100
95
80
90
9.
5
+
60
=
65
55
75
70
10.
25
+
60
=
75
90
85
80
11.
20
+
55
=
75
70
80
65
12.
20
+
45
=
75
70
65
60
13.
10
+
30
=
45
50
40
30
14.
15
+
50
=
75
60
70
65
15.
0
+
55
=
65
45
60
55
16.
10
+
10
=
20
15
25
30
17.
20
+
50
=
70
75
65
60
18.
45
+
55
=
90
85
80
100
19.
0
+
100
=
85
95
90
100
20.
15
+
85
=
95
90
100
80
21.
10
+
30
=
45
35
40
30
© JuniorEinstein.nl
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Los de erbijsom tot 100 op
| ANTWOORDEN

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