- page 8, PLEASE, READILY EXCUSE MY DEAR AUNT SALLY Gaining Mastery

 There Are Two Versions of This Page. The Evalution Version, this page, is used to check answers and look at work.     The Printable Version, the next page, is a clean copy for pencil & paper work.     On the buttons below, A = answer, C = check, W = work.

1. State the Order of Operations.

2.   Simplify.
4 + 5 x 8÷ 2

3.   Rewrite the expression using parentheses
so that it equals the value on the button.   4 + 5 x 8÷ 2
a.
b.

4. As practice, create your own expression, simplify it, then, on the
Functions and Operations Page, use the
A-Number-to-a-Power-Calculator to practice
raising positive and negatives to different powers. .
Do this until you have mastered simplifying powers of signed numbers.

5. Simplify. - 4 + 2 - 6 + 5 - 5²

6. Simplify.  ( - 4 x ( - 3 + 4)³ + 15 ÷ (-3) + 2) x (- 2)

7. Simplify.
the cube root of twenty-seven decreased by four to the one-half power

8.   Write as a decimal number.

9.   Complete to verify the sum.

10.   Write an arithmetic expression then simplify.
six increased by double the cube of the opposite of two