Erbijsommen tot 100

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

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