Oefen de erbijsommen tot 100

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

Oefen de erbijsommen tot 100
| ANTWOORDEN

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