Snelle sommen tot 100

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

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