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cat face :1,26:2 , 7/8+5/9+9/8+13/9 (/-linie de fracție ) ,6 8/3-4/5????dau coroana

Răspuns :

a)1,26:2=0,63
b)7/8+5/9+9/8+13/9=63/72+40/72+81/72+104/72=288/72=4/1=4,,,am simplificato cu 72
c)6intregi si 8/3-4/5=26/3-4/5=
=130/15-12/15=118/15