Reken de erbijsom tot 100 uit

Erbijsommen
1.
30
+
70
=
2.
10
+
60
=
3.
50
+
35
=
4.
55
+
45
=
5.
55
+
45
=
6.
40
+
40
=
7.
0
+
95
=
8.
5
+
65
=
9.
50
+
15
=
10.
40
+
30
=
11.
40
+
0
=
12.
60
+
40
=
13.
25
+
70
=
14.
25
+
40
=
15.
5
+
45
=
16.
5
+
90
=
17.
10
+
75
=
18.
90
+
0
=
19.
40
+
45
=
20.
15
+
55
=
21.
10
+
90
=
22.
90
+
0
=
23.
5
+
20
=
24.
0
+
100
=
25.
55
+
20
=
26.
5
+
95
=
27.
25
+
25
=
28.
15
+
55
=
29.
55
+
20
=
30.
90
+
10
=
31.
40
+
25
=
32.
15
+
70
=
33.
40
+
20
=
34.
10
+
85
=
35.
30
+
60
=
36.
0
+
70
=
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Reken de erbijsom tot 100 uit
| ANTWOORDEN

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