Question

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Introduction to elapsed time
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Laura started cleaning at 4:47 PM and finished at 5:22 PM.
How long did it take her? Give your answer in minutes.
39 min
х
6
?

Answer 1

35 minutes

Explanation:

4:47 to 4:50 it's 3 minutes

4:50 to 5:00 it's 10 minutes

5:00 to 5:22 it's 22 minutes

3 + 10 + 22 = 35