Oefen de erbijsommen tot 100

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

Oefen de erbijsommen tot 100
| ANTWOORDEN

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