Los de erbijsom tot 100 op

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

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