Question

Add 12hrs 15mins 20secs ; 6hrs
12mins 35secs and 4hrs 40mins 32 secs​

Answer 1

Answer:

ok

Step-by-step explanation:

hrs mins secs

1 2 1 5 2 0

6 1 2 3 5

+ 4 4 0 3 2

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2 2 6 7 8 7

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here you done mark me brain list please

I understand my answer helps you

Answer 2

Answer:

23 hrs 8mins 27 secs

Step-by-step explanation:

12hrs 15mins 20secs

6hrs 12mins 35secs

4hrs 40mins 32secs

+________________

23hrs 8mins 27 secs