Question

simplifique a fração 2/5 + 1/10 + 1/2ajudaa to de recû

Answer 1

Olá, tudo bem?

$\dfrac{2}{5}+\dfrac{1}{10}+\dfrac{1}{2}=\\\\\\\dfrac{2\cdot 2+1\cdot 1+1\cdot 5}{10}=\\\\\\\dfrac{4+1+5}{10}=\dfrac{10}{10}=1\,\,\text{(resposta final)}$

É isso!! :)

Answer 2

= 2/5 + 1/10 + 1/2

= 2⠂2/5⠂2 + 1/10 + 1/2

= 4/10 + 1/10 + 1/2

= 5/10 + 1/2

= 5 : 5/10 : 5 + 1/2

= 1/2 + 1/2

= 2/2

= 2 : 2/2 : 2

= 1

Espero ter ajudado !!