2nd Six Weeks Review

Word Stuff

100

Why is it important to know PEMDAS as a mathematician?

So everyone can solve every problem the same (correct) way.

200

What is the saying we use to remember the correct Order of Operations?

Please Excuse My Dear Aunt Sally.

300

The problem was 20 - 5 x 2 + 3. My answer was 33. What did I do wrong?

I went from left to right without using the correct order of operations.

400

What in PEMDAS do we not use in 5th grade? 

E= Exponents 

500

When adding/ subtracting decimals what is the most important thing to remember? 

you have to line up the decimals. 

Fix my Mistake

100

(5 x 4) – 6 ÷ 2 + 9=16

26, I worked left to right without following PEMDAS

200

4 + 5 + 7 - 3 x 2 = 26

You need to follow PEMDAS and do x first. Correct answer is 10.

300

3 x 2 + (4-3) x 6= 30

12, I went left to right

400

10 x 2 +6 - 4 x 2 = 72

I added 2+6 before I did all the multiplication 

500

134.345 > 134.354

I didn't compare the hundredths place correctly 

Solve

100

7 + (2 x 4) - 1

14

200

56 ÷ (4+4) + 3

10

300

20 – (5+3) x 2 + 4

8

400

19 + 6.14 x 3.5 + 6 = 

46.49

500

1.6 x 9.3 - 5 =

9.88

Solve

100

49 ÷ (3+4) + 5

12

200

5 + 14 ÷ 2 × 5

40

300

(4-1) + (5+ 1)

9

400

4.25 x 1.4 + 9 = 

14.95

500

21.3 - 2.12 x 8.5= 

3.28

Financial Literacy

100

What do you pay property taxes on? 

Home, Building, and Land

200

What is an Income? 

Money you earn 

300

You went to dinner with a friend, what kind of tax did you pay? 

Sales Tax

400

Money you earn before taxes are taken out is called? 

Gross Income 

500

Money you take home after taxes are taken out of your paycheck is called? 

Net Income