Reken de erbijsom tot 100 uit

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

Reken de erbijsom tot 100 uit
| ANTWOORDEN

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