Oefen de erbijsommen tot 100

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

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