Regule de Fri in gebrochen

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umar,

Zu

Multiplications( 3) portions

divisions und( 3)

Worl

J. 18-188­

3&

16

Jac: 287 21

921

8

18

506

Fac. 6185238

18154-158

A.

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10

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21

15

30 31

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