# Metric Distance Conversion with Whole Number Values Online Quiz

1.

Fill in the blank to make the conversion true.
21 meters = ____millimeters

A.) 21000
B.) 2100
C.) 210
D.) 21

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

A.) 3100
B.) 31000
C.) 310
D.) 310000

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

A.) 60000
B.) 600
C.) 6
D.) 60

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

A.) 150
B.) 1500
C.) 15000
D.) 150000

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

A.) 8
B.) 80
C.) 800
D.) 8000