1.
Fill in the blank to make the conversion true.
21 meters = ____millimeters
Answer: Option 'A'
Step 1:
We know that
1 meter (m) = 1000 millimeters (mm)
Step 2:
21 meters = 21 m × 1000 mm/1 m = 21000 mm
So, 21 meters = 21000 millimeters
2.
Fill in the blank to make the conversion true.
31 kilometers = ____meters
Answer: Option 'B'
Step 1:
We know that
1 kilometer (km) = 1000 meters (m)
Step 2:
31 kilometers = 31 km × 1000 m/1 km = 31000 m
So, 31 kilometers = 31000 meters
3.
Fill in the blank to make the conversion true.
6000 meters = ____kilometers
Answer: Option 'C'
Step 1:
We know that
1000 meters (m) = 1 kilometer (km)
Step 2:
6000 meters = 6000 m × 1 km/1000 m = 6 km
So, 6000 meters = 6 kilometers
4.
Fill in the blank to make the conversion true.
15 centimeters = ____millimeters
Answer: Option 'A'
Step 1:
We know that
1 centimeter (cm) = 10 millimeters(mm)
Step 2:
15 centimeters = 15 cm × 10 mm/1 cm = 150 mm
So, 15 centimeters = 150 millimeters
5.
Fill in the blank to make the conversion true.
80 millimeters = ____centimeters
Answer: Option 'A'
Step 1:
We know that
10 millimeters (mm) = 1 centimeters (cm)
Step 2:
80 millimeters = 80 mm × 1 cm/10 mm = 8 cm
So, 80 millimeters = 8 centimeters