Bråkregler Flashcards
1
Q
B
a • — =
C
A
AB
= —-
C
2
Q
a c
- • -
b d
A
ac
—-
bd
3
Q
a — b — c — d
A
a d
——
c b
4
Q
a c
— + —
b d
A
ad + bc
————
bd
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