Subtract the following:

(1) 4 hours 20 minutes – 1 hour 30 minutes 

(2) 3 hours 25 minutes – 1 hour 45 minutes 

(3) 5 hours 10 minutes – 2 hours 40 minutes 

(4) 2 hours 15 minutes – 50 minutes 

(5) 9 hours 10 minutes – 6 hours 10 minutes 

(6) 17 hours 30 minutes – 5 hours 25 minutes

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1 Answers

(1) 2 hours 50 minutes 

(2) 1 hour 40 minutes 

(3) 2 hours 30 minutes 

(4) 1 hour 25 minutes 

(5) 3 hours 

(6) 12 hours 05 minutes

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