Exponents and Order of Operations
(Αρχικός συντάκτης:
Tyson)
- 1. What is 2 x 2 x 2 x 2 written in exponential form?
A) 16
B) 24
C) 10 - 6
D) 42
- 2. What is 3 x 3 x 3 x 3 written in exponential form?
A) 80 + 1
B) 34
C) 81
D) 43
- 3. What is 5 x 5 x 5 x 5 x 5 x 5 written in exponential form?
A) 15, 625
B) 10000 + 5000 + 600 + 20 + 5
C) 56
D) 65
- 4. What is 7 x 7 x 7 x 7 written in exponential form?
A) 2,401
B) 47
C) 2000 + 400 + 1
D) 74
- 5. Which is equal to 729?
A) 39
B) 94
C) 819
D) 9 x 9 x 9
- 6. Which is not equal to 64?
A) 28
B) 641
C) 82
D) 43
- 7. What is the value of 43?
A) 64
B) 7
C) 12
D) 81
- 8. What is the value of 106?
A) 60,466,176
B) 60
C) 1,000,000
D) 10,000,000
- 9. What is the value of 36?
A) 18
B) 9
C) 216
D) 729
- 10. What is the value of 55?
A) 125
B) 25
C) 3,125
D) 10
- 11. Which of the following choices is not the same as 74?
A) 72 x 72
B) 2,401
C) 7 x 7 x 7 x 7
D) 4 x 4 x 4 x 4 x 4 x 4 x 4
- 12. In the expression 15 + 7 x 3, which operation would be performed first?
A) division
B) addition
C) multiplication
D) subtraction
- 13. In the expression 3 x 3 + ( 13 - 5 ), which operation would be performed first?
A) multiplication
B) addition
C) subtraction
D) division
- 14. In the expression 10 / 5 x 2 - 8, which operation would be performed first?
A) multiplication
B) division
C) subtraction
D) addition
- 15. What is the value of 42 - 12 / 3 + ( 7 - 6 )?
A) 5
B) 1
C) 13
D) 12
- 16. What is the value of 8 + 3 x 42?
A) 152
B) 176
C) 56
D) 400
- 17. What is the value of 12 / 4 + 2 x 3?
A) 8
B) 9
C) 6
D) 15
- 18. To solve this problem, what would be your first step? 27 ( 13 + 4 )2 - 10
A) 13 + 4
B) 27 - 10
C) 27 x 3
D) 42
- 19. Using the correct order of operations, what should you do first? 6 / ( 5 x 32 ) + 6 x 8 - 3
A) 5 x 3
B) 32
C) 8 - 3
D) 6 / 5
- 20. To find 3 + ( 4 x 2 ), which order is correct?
A) 4 x 2 = 8 then 8 + 3 = 11
B) 4 x 2 = 8 then 8 x 3 = 24
C) 3 + 4 = 7 then 7 + 2 = 9
D) 3 + 4 = 7 then 7 x 2 = 14
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