Free Essay

Math Hg Uyg8Uyvv

In: English and Literature

Submitted By giugiu
Words 333
Pages 2
1. Number and Fractions

|Video Clip |Title |CGP Revision Guide Page |Edexcel Revision Guide Page |
|8, 55 |Fraction of an amount |9 |3, 8 |
|10 |Fractions, Decimals and percentages |8,10,12,16 | |
| | | |8,3,4, |
|47 |Equivalent Fractions |8 |3 |
|48 |Simplifying fractions |8 |3 |
|56a , 56b |Adding and subtracting fractions |9 |3 |
|57 |Multiplying and dividing fractions |8 |3 |
|58 |Changing fractions into decimals |16 |4 |
|17, 18 |Long multiplication and division | | |
|19 |Multiplying and dividing decimals |11 |4 |
|20 |Decimal places and significant figures |10 |6 |
|22 |Reciprocals | |13 |

Calculator allowed

1. Here is part of Mrs Cook’s gas bill.

|Gas Bill |
|New reading 6549 units |
|Old reading 5137 units |
|_________ |
|Cost per unit 52p |

Work out the total cost of the units of gas she used.

£ ......................................
(Total 4 marks)

Non - Calculator

2. Calculate the reciprocal of 0.8

................................................
(Total 1 mark)

Non - calculator

3. Using the information that

38 × 323 = 12 274

find the value of

(i) 0.38 × 323

……………

(ii) 12 274 ÷ 380

……………

(iii) 37 × 323

……………
(Total 4 marks)

Non - calculator

4. Work out an estimate for [pic]
(Total 3 marks)

Calculator allowed

5. Use your calculator to work out the value of

[pic]

Give your answer correct to 3 significant figures.

…………………………
(Total 3 marks)

Non - calculator

6. (a) Work out the value of [pic] Give your answer as a fraction in its simplest form.

…………………….
(2)

(b) Work out the value of [pic] Give your answer as a fraction in its simplest form.

…………………….
(3)
(Total 5 marks)

Non - calculator

7. (a) Change [pic] to a decimal.

…………………….
(1)

(b) Prove that the recurring decimal [pic] = [pic]

(3)
(Total 4 marks)

Non - calculator

8. (a) Work out 1[pic] × 5[pic]

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

(b) Work out 3[pic] ÷ 2[pic]

....................
(2)
(Total 4 marks)

Non - calculator

9. Work out 147.6 ÷ 0.24 You must show all your working.

.....................................
(Total 3 marks)

Non - calculator

10. Work out 25.6 × 1.6 You must show all your working.

..........................................
(Total 3 marks)

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