Los de erbijsom tot 100 op

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

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