Question

Difference between 2 minute's and 1 minutes 20 seconds

Answer 1

Answer:

40 seconds

Step-by-step explanation:

1 minute has 60 seconds...

2 minute has 120 seconds...

1 minute 20 seconds = 80 seconds

2 minute = 120 seconds

So 120 - 80 = 40 seconds

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Answer 2

Answer:

First we convert 2 min into sec

1 min = 60 sec

2 min= 2×60=120 sec

Now we convert 1 min 20 sec into sec

1 min= 60 sec

1 min 20 sec= 1×60+20

=60+20

=80 sec

Difference

120 - 80=40 sec