Răspuns :
(-2,5)x7,(3)x(-4)=
=2,5)x(73-7)/9 x4=
=10x66/9=
=10x22/3=
=220/3=73,(3)
=2,5)x(73-7)/9 x4=
=10x66/9=
=10x22/3=
=220/3=73,(3)
Numerele zecimale le transformam în fractii:
-25/10×66/9×(-4)=
-5/2×22/3×(-4)=
-5×11/3×(-4)=
220/3
-25/10×66/9×(-4)=
-5/2×22/3×(-4)=
-5×11/3×(-4)=
220/3