Maak de som uit de tafel van 3 kloppend
Tafels
1.
×
=
3
4
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2.
×
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3
4
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3.
×
=
3
9
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4.
×
=
3
1
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5.
×
=
3
3
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6.
×
=
3
1
________
7.
×
=
3
10
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8.
×
=
3
2
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9.
×
=
3
3
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10.
×
=
3
8
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11.
×
=
3
6
________
12.
×
=
3
10
________
13.
×
=
3
5
________
14.
×
=
3
6
________
15.
×
=
3
8
________
16.
×
=
3
4
________
17.
×
=
3
9
________
18.
×
=
3
10
________
19.
×
=
3
4
________
20.
×
=
3
5
________
21.
×
=
3
3
________
22.
×
=
3
5
________
23.
×
=
3
1
________
24.
×
=
3
4
________