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Va Rogg! Exercitiile 6 si 7!Dau coroana!!!

Va Rogg Exercitiile 6 Si 7Dau Coroana class=
Va Rogg Exercitiile 6 Si 7Dau Coroana class=

Răspuns :

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Vezi imaginea CRISANEMANUEL

6) 

a) 1/7=10/70=11/77=12/84=13/91=14/98

b) 14/39 = 28/78

c) 41/22 = 82/44

d) 13/5 = 26/10 = 39/15 = 52/20 = 65/25 = 78/30 = 91/35

7)

D₆₆ = {1,  2,  3,  6,  11,  22,  33,  66}

a) 1/2=3/6=11/22=33/66

b) 1/3=2/6=11/33=22/6


c) 1/6 = 11/66

d) 2/3 = 4/6 = 22/33 = 44/66