Los de erbijsom tot 100 op

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

Los de erbijsom tot 100 op
| ANTWOORDEN

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