Final answer:
To convert 450 liters to cubic meters, divide by 1000 resulting in 0.45 m³.
Step-by-step explanation:
To change 450 liters to cubic meters, you can use the conversion factor that 1 m³ is equivalent to 1000 liters. Using this conversion, you divide the number of liters (450 L) by 1000 to find the equivalent volume in cubic meters.
450 L × 1 m³/1000 L = 0.45 m³.
So, 450 liters is equal to 0.45 cubic meters.