2 years ago

3hr 60min 3s — 1hr 15min 55s

Mathematics

1 answer:

olga_2 [115]2 years ago

4 0

Answer:

2hr 44min 8s

Step-by-step explanation:

3hr 60min 3s

-1hr 15min 55s

------------------------

is the same as

3hr 59min 63s

-1hr 15min 55s

(3-1)+(59-15)+(63-55)

2hr 44mins 8s

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