Toán a 8 km 45m = ……….m b 78m 30 cm =……m c 60 m =…….km 06/09/2021 By Reagan a 8 km 45m = ……….m b 78m 30 cm =……m c 60 m =…….km
a. $\text{8km 45m = 8000 + 45(m) = 8045m}$ b. $\text{78m 30cm =78 + $\dfrac{30}{100}$(m) = 78 + 0,3(m) = 78,3m}$ c. $\text{60m = $\dfrac{60}{1000}$(km) = $\dfrac{3}{50}$(km) = 0,06km}$ $\text{Xin hay nhất ạ!}$ Trả lời
Đáp án:
a 8 km 45m = ….8045.…..m
b 78m 30 cm =….78.3..m
c 60 m =….0.06...km
a.
$\text{8km 45m = 8000 + 45(m) = 8045m}$
b.
$\text{78m 30cm =78 + $\dfrac{30}{100}$(m) = 78 + 0,3(m) = 78,3m}$
c.
$\text{60m = $\dfrac{60}{1000}$(km) = $\dfrac{3}{50}$(km) = 0,06km}$
$\text{Xin hay nhất ạ!}$