Reken de erbijsom tot 100 uit

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

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