Recognize and appropriately apply basic properties of the order of operations and the use of parentheses.

1. Correctly evaluate numeric expressions that use the addition, subtraction, multiplication, and/or division, in various orders, applying the "My Dear Aunt Sally" rules [and the "Dear Me, Such Anger" equivalent rule]. For example, evaluate 3+5*2-7.
   Reading:
   • en.wikibooks.org
   • mathgoodies.com
   Web Content:
   • Khan Academy: introduction-to-order-of-operations 9:40
2. Correctly evaluate numeric expressions involving addition, subtraction, multiplication, and/or division, along with parentheses to alter the order of operations. For example, evaluate (7+4*3)+(63-7*8).
   Web Content:
   • Khan Academy: order-of-operations 4:27
3. Correctly evaluate numeric expressions involving the 4 basic operations along with exponentiation, with and without parentheses. For example, evaluate 7+3^2*2-8, or (635-4^(8-2*3)^(5-24/3))*4-11^2.
   Web Content:
   • Khan Academy: order-of-operations-1 4:36
   • Khan Academy: more-complicated-order-of-operations-example 5:20
   • Khan Academy: order-of-operations-example at least first 3:35
   • Khan Academy: order-of-operations-worksheet