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Indices

This document provides example exam style questions on topics related to indices and powers. It includes 20 multiple choice and short answer questions testing skills with exponents, roots, order of operations, rounding, estimating, and comparing expressions involving exponents. The document also provides guidance on reading questions carefully, checking answers, and showing working.

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Gulfarine Naz
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We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
12 views8 pages

Indices

This document provides example exam style questions on topics related to indices and powers. It includes 20 multiple choice and short answer questions testing skills with exponents, roots, order of operations, rounding, estimating, and comparing expressions involving exponents. The document also provides guidance on reading questions carefully, checking answers, and showing working.

Uploaded by

Gulfarine Naz
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Name:

Exam Style Questions

Indices

Equipment needed: Pen, Calculator

Guidance

1. Read each question carefully before you begin answering it.


2. Check your answers seem right.
3. Always show your workings

Video Tutorial

www.corbettmaths.com/contents

Video 172

Answers and Video Solutions

© Corbettmaths 2023
1. Match each of the following

(3)

2. Circle the value of 33

6 9 12 27

(1)

3. Work out 52 + 23

.........................
(2)

© Corbettmaths 2023
4. Work out 33 − 42

.........................
(2)

5. Calculate 2.82 + 73

.........................
(2)

6. Calculate

(a) The cube of 8

.........................
(2)
(b) 25

.........................
(2)

© Corbettmaths 2023
7. (a) Calculate 4.254 and write down the full calculator display
Give your answer as a decimal.

……………………………………………
(1)

(b) Round your answer to one decimal place

.........................
(1)

8. Work out

(a) 93

.........................
(2)
(b) 34

.........................
(2)

(c) 106

.........................
(1)

(d) 17

.........................
(1)
© Corbettmaths 2023
9. Calculate 36

.........................
(1)

10. Work out (−4)3

.........................
(2)

11. Matthew says that 107 is equal to a million.

Is Matthew correct?
Explain your answer.

……………………………………………………………………………………………

……………………………………………………………………………………………
(1)

12. Fill in the power

2 = 16

(1)

© Corbettmaths 2023
13. 10 x = 100000
Circle the value of x

4 5 6 7

(1)

14. Fill in the power

7 = 16807

(1)

15. Work out 124

.........................
(3)

© Corbettmaths 2023
16. Given that
y 3 = 216
Write down the value of y

.........................
(1)

17. Given that


x 4 = 625
Write down the possible values of x

…………………………..
(2)

18. Given that 26 = y 3


Write down the value of y.

.........................
(1)

19. Write 81 as a power of 3.

.........................
(1)
© Corbettmaths 2023
20. Write 43 as a power of 2.

.........................
(2)

21. Mary and David think of the same number.

David squares the number.


Mary cubes the number.

Is it possible for David’s answer to be greater than Mary’s answer?


Explain your answer.

................................................................................................................................

................................................................................................................................

................................................................................................................................
(2)

© Corbettmaths 2023

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