Erbijsommen tot 100

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

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