Oefen de erbijsommen tot 100

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

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