173k views
4 votes
You run the 60-yard dash in 7 and 9/20 seconds.Your friend runs it in 6 and 19/20seconds

HOW MUCH FASTER IS YOUR FRIEND'S TIME ?

2 Answers

5 votes
Subtract:
7 9/20 - 6 19/20
=(7-6) + (9/20-19/20)
=1 - 1/2
=1/2

So your friend is 1/2 a second faster that you.
User Rescobar
by
8.3k points
3 votes
Subtract:
7 9/20 - 6 19/20
=(7-6) + (9/20-19/20)
=1 - 1/2
=1/2

So your friend is 1/2 a second faster that you.
User Alejandro Cotilla
by
8.1k points
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