Graded Assignment
Unit Test, Part 2: Number Properties
Answer the questions below. When you are finished, submit this assignment to your teacher by the due date for
full credit.
Total score: ____ of 15 points
(Score for Question 1: ___ of 4 points)
1. Refer to Expression 1 and Expression 2.
Expression 1
5 ⋅ 7 − 2
2
⋅ 3 + 4
3
Expression 2
+ ⋅ + − ⋅ −
(a) What is the value of Expression 1?
(b) Insert parentheses in Expression 2 so that it has a value of 13. Then show why your expression has a
value of 13.
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