Erbijsommen tot 100

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

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