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DAU COROANA URGENT !!!!! ​

DAU COROANA URGENT class=

Răspuns :

A)
M +3/8=7/8
M=7/8-3/8
M =4/8

B)
N+4/6=1
N=6/6-4/6
N=2/6

C)
75/100-p=25/100
P=75/100-25/100
P=50/100

D)
R-2/10=5/10
R=5/10+2/10
R=7/10

Succes!