Perform the arithmic shown AND round your answers to the correct number of significant digits.

56.5in + 95.3in + 15 in

(Fill in the blank)

Respuesta :

Answer:

167in

Explanation:

Given arithmetic;

        56.5in + 95.3in + 15in

To determine the correct significant digits, the sum cannot be more precise than the least precise value in the addition;

 The least precise is 15in and it is in 2significant places;

      56.5in

      95.3in

 +    15    in

......................

      166.8in

......................

The value is 167in