Question 4 Change $733 \mathrm{~g}$ to $\mathrm{kg}$.

Step 1 ：Given that there are 733 grams.

Step 2 ：We know that 1 kilogram is equal to 1000 grams.

Step 3 ：Therefore, to convert grams to kilograms, we divide the number of grams by 1000.

Step 4 ：So, \(\frac{733}{1000} = 0.733\) kilograms.

Step 5 ：Final Answer: The conversion of 733 grams to kilograms is \(\boxed{0.733}\).