2 câu trả lời
$\text{3m 2dm =.......... cm}$
$\text{Vì 3m = 300 cm}$
$\text{2dm = 20 cm}$
$\text{nên 300 cm + 20 cm = 320 cm}$
$\text{⇒ 3m 2dm = 320 cm}$
$\text{3m 2dm =.......... cm}$
$\text{Vì 3m = 300 cm}$
$\text{2dm = 20 cm}$
$\text{nên 300 cm + 20 cm = 320 cm}$
$\text{⇒ 3m 2dm = 320 cm}$