Converting Units of Time

Watch this lecture series and complete the interactive exercises to practice converting measurements of time to different units.

Practice

Convert to smaller units (sec, min, & hr) - Questions

1. Compare using > , < , or =.

9 hours ______ ( > , < , =) 450 minutes

Conversions    
1 kilometer = 1,000 meters 1 minute =60 seconds 1 liter =1,000 milliliters
1 meter =100 centimeters 1 hour =60 minutes 1 kilogram =1,000 grams
1 meter = 1,000 millimeters   1 gram =1,000 milligrams
1 centimeter =10 millimeters    

2. Complete the table to show equivalent measurements in minutes and seconds.

Minutes Seconds
5  
9  
20  


Conversions    
1 kilometer = 1,000 meters 1 minute =60 seconds 1 liter =1,000 milliliters
1 meter =100 centimeters 1 hour =60 minutes 1 kilogram =1,000 grams
1 meter = 1,000 millimeters   1 gram =1,000 milligrams
1 centimeter =10 millimeters    


3. Convert.

________ minutes =\frac{7}{10} hour

Conversions    
1 kilometer = 1,000 meters 1 minute =60 seconds 1 liter =1,000 milliliters
1 meter =100 centimeters 1 hour =60 minutes 1 kilogram =1,000 grams
1 meter = 1,000 millimeters   1 gram =1,000 milligrams
1 centimeter =10 millimeters    


4. Convert.

______  minutes 14 hours
Conversions    
1 kilometer = 1,000 meters 1 minute =60 seconds 1 liter =1,000 milliliters
1 meter =100 centimeters 1 hour =60 minutes 1 kilogram =1,000 grams
1 meter = 1,000 millimeters   1 gram =1,000 milligrams
1 centimeter =10 millimeters    


5. Convert.

2 hours 45 minutes = _______ minutes

Conversions    
1 kilometer = 1,000 meters 1 minute =60 seconds 1 liter =1,000 milliliters
1 meter =100 centimeters 1 hour =60 minutes 1 kilogram =1,000 grams
1 meter = 1,000 millimeters   1 gram =1,000 milligrams
1 centimeter =10 millimeters    


6. Compare using > , < , or =.

75 minutes ______ ( > , < , =) 7 hours

Conversions    
1 kilometer = 1,000 meters 1 minute =60 seconds 1 liter =1,000 milliliters
1 meter =100 centimeters 1 hour =60 minutes 1 kilogram =1,000 grams
1 meter = 1,000 millimeters   1 gram =1,000 milligrams
1 centimeter =10 millimeters    


7. Complete the table to show equivalent measurements in hours and minutes.

Hours Minutes
4  
7  
13  


Conversions    
1 kilometer = 1,000 meters 1 minute =60 seconds 1 liter =1,000 milliliters
1 meter =100 centimeters 1 hour =60 minutes 1 kilogram =1,000 grams
1 meter = 1,000 millimeters   1 gram =1,000 milligrams
1 centimeter =10 millimeters