Snelle sommen tot 100

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

Snelle sommen tot 100
| ANTWOORDEN

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