Snelle sommen tot 100

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

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