Los de erbijsom tot 100 op

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

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