Oefen de erbijsommen tot 100

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

Oefen de erbijsommen tot 100
| ANTWOORDEN

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