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A) 2/5+1/3=
b)5/6-1/2=
c)4/9×15/8=
d)15/14:25/49
e)2/3:(4/9-1/3)=
f)(2/3-1/4)×8/15=
Am nevoie rapid dau coroana
/ = pe de ex 2 pe 5​


Răspuns :

a)

[tex] \frac{11}{15} [/tex]

b)

[tex] \frac{1}{3} [/tex]

c)

[tex] \frac{5}{6} [/tex]

d) 2,1

e) 6

f)

[tex] \frac{2}{9} [/tex]