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Aflati cifrele a,b,c stiind ca :[tex] \frac{52000+abc}{99900} = \frac{235}{444}
(abc cu bara deasupra !!!)[/tex]


Răspuns :

52000+abc/99900=235/444
(52000+abc)*444=99900*235
23088000+444*abc=23476500
444*abc=23476500-23088000
444*abc=388500
abc=388500:444
abc=875⇒ a=8, b=7, c=5