Answer:
1a) 0.1 cm = 1 mm
When converting centimeters to milimeters, multiply the length value by 10.
1b) 25000 mm = 25 m
When converting milimeters to meters, divide the length value by 1000.
1c) 7g = 0.007 kg
When converting grams to kilograms, divide the mass value by 1000.
1d) 30000 ml = 0.03 kl
When converting milimeters to kilometers, divide the volume value by 1000000.
