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100

Name a mnemonic device to remember the order of operations.

Please Excuse My Dear Aunt Sally

PEMDAS

100
9 - 3 x 2=12
Correct answer is 3. Do x then -, not - then x.
100
3 + 4 x 5
23
100
14 - 2 x 7
0
100

What is 52 as a multiplication problem?

5 x 5

200
Give the correct order of operations.
Parentheses, Exponents, Multiplication OR Division, Addition OR Subtraction
200
5 2 + 1=11
5 2 = 25, not 10. Correct Answer is 26.
200
7 + (2 x 4) - 1
14
200
49 ÷ (3+4) + 52
32
200

33=

27

300

How do I say this: 52

5 squared

300
32 - 6 = 0
3 2 = 9, not 6. Correct answer is 3
300
56 ÷ (4+4) + 32
16
300
5 + 14 ÷ 2 × 5
40
300

Which one comes first?

Addition or Subtraction?

Neither

400

How do I say this: 53

5 cubed

400
4 + 5 + 7 - 3 x 2 = 26
You need to follow PEMDAS and do x first. Correct answer is 10.
400
20 – (5+3) x 2 + 4
8
400
(4-1)2 + (5+ 1)2
45
400

Which one comes first?

Multiplication or Division

Neither

500

How do I say this: 56

5 to the power of 6

500
10 3 = 30
10 3 = 10 x 10 x10, which is 1000, not 30.
500
(5 x 4) – 6 ÷ 2 + 9
26
500
12 + 22 x 32 - 42
21
500

True or False. An exponent outside of the parenthesis is applied to the last term in the parentheses only. 

False

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