Asked by kayla

I don't understand how to round to significant digits

565 lb * 30 ft

4900 ft/ 144 sec

786 hr * 23 miles per hour
Answered by bobpursley
The first one will be to one significant digit because of the <b>3</b>0 has only one sig digit.

The second will have two because of the numerator.

The third will have 2 because of the denominator.
Answered by kayla
I under stand this but once i get the answers i really don't know how to do it these re the answers i get
1. 16950
2. 34.02777778
3. 18078

but i don't understand how to round it like would the first one be 10?
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