Los de erbijsom tot 100 op

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

Los de erbijsom tot 100 op
| ANTWOORDEN

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