Oefen de erbijsommen tot 100

Erbijsommen
1.
35
+
50
=
2.
10
+
50
=
3.
0
+
70
=
4.
30
+
35
=
5.
0
+
90
=
6.
5
+
75
=
7.
5
+
95
=
8.
30
+
50
=
9.
45
+
55
=
10.
10
+
25
=
11.
30
+
40
=
12.
10
+
80
=
13.
15
+
50
=
14.
30
+
65
=
15.
0
+
75
=
16.
15
+
75
=
17.
15
+
55
=
18.
15
+
60
=
19.
30
+
30
=
20.
30
+
40
=
21.
0
+
85
=
22.
0
+
85
=
23.
10
+
80
=
24.
5
+
30
=
25.
35
+
55
=
26.
40
+
50
=
27.
40
+
55
=
28.
0
+
65
=
29.
5
+
30
=
30.
30
+
50
=
31.
5
+
60
=
32.
5
+
75
=
33.
15
+
45
=
34.
50
+
50
=
35.
25
+
30
=
36.
5
+
85
=
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Oefen de erbijsommen tot 100
| ANTWOORDEN

Erbijsommen
1.
35
+
50
=
85
2.
10
+
50
=
60
3.
0
+
70
=
70
4.
30
+
35
=
65
5.
0
+
90
=
90
6.
5
+
75
=
80
7.
5
+
95
=
100
8.
30
+
50
=
80
9.
45
+
55
=
100
10.
10
+
25
=
35
11.
30
+
40
=
70
12.
10
+
80
=
90
13.
15
+
50
=
65
14.
30
+
65
=
95
15.
0
+
75
=
75
16.
15
+
75
=
90
17.
15
+
55
=
70
18.
15
+
60
=
75
19.
30
+
30
=
60
20.
30
+
40
=
70
21.
0
+
85
=
85
22.
0
+
85
=
85
23.
10
+
80
=
90
24.
5
+
30
=
35
25.
35
+
55
=
90
26.
40
+
50
=
90
27.
40
+
55
=
95
28.
0
+
65
=
65
29.
5
+
30
=
35
30.
30
+
50
=
80
31.
5
+
60
=
65
32.
5
+
75
=
80
33.
15
+
45
=
60
34.
50
+
50
=
100
35.
25
+
30
=
55
36.
5
+
85
=
90
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen