In Problem 2 of Example 5, we performed the indicated operations in 11 - 3/1 - 5 by the following steps:
11 €“ 3/1 - 5 = 8/-4 = -2
a. Perform the indicated operations in (11 €“ 3) ÷ (1 €“ 5).
b. Perform the indicated operations in 11 €“ 3 ÷ 1 - 5.
c. In using a calculator to simplify 11 - 3/1 - 5, a student presses the following buttons:

The result of this calculation is 3 rather than -2. Describe any errors. Then perform the operations correctly.

Transcribed Image Text:

3 11