140 square centimeter = 1.4 square decimeter 785 meters =0.785 kilometers.

23 decimeters =2.3 meters 90 kilograms =0.09 tons.

60g = 0.06kg 760mm = 0.76m。

320 cm =32 decimeters =3.2 meters

2. A bag of 100 washing powder, weighing 45.4 kg. According to this calculation, how many kilograms does 1000 bag of washing powder weigh?

45.4÷ 100=0.454 (kg/bag)

0.0454× 1000=45.4 kg

Answer: 1000 bags of such washing powder weigh 45.4 kilograms.

Xiaohua divides 7.2 by a certain number, and the initial result is 4.8. Later, when I checked, I found that he put the decimal point of quotient on the wrong left. What is the divisor?

7.2÷(4.8× 10)=0. 15

A: The divisor is 0. 15.