Question

80 ÷ 3,24 ?
conta completa ??

Answer 1

80,00--3,24--
igualar as casas decimais

80,00÷3,24= 24,69
1520
2240
2960
44

resposta 24,69

Answer 2

Dada a fração:

$\mathsf{\dfrac{80}{3,24}=\dfrac{80}{324\cdot 10^{-2}}=\dfrac{80\cdot 100}{324}=\dfrac{8000}{324}=\dfrac{4000}{162}=\dfrac{2000}{81}}$

= = = = = 

 2000 |___81_
-162        24,6
-------
   380
  -324
  -------
    560
   -486
  -------
    (74)

$\boxed{\mathsf{Resposta:\:\frac{80}{3,24}=\frac{2000}{81}\:\:\:ou\:\:\:24,6}}\: \: \checkmark$