CIE IGCSE Maths: Core

Topic Questions

IGCSEMaths: CoreCIETopic QuestionsNumberWorking with FDP

Syllabus Edition

First teaching 2021

Last exams 2024

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Working with FDP

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1
Sme Calculator1 mark

Write 2 over 5 as a decimal.

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2
Sme Calculator2 marks
i)
Write 15% as a decimal.
[1]
ii)
Shade 15% of this grid.
qp1bii-0580-33-paper-3-may-2020-cie-igcse-maths
[1]

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3
Sme Calculator3 marks

Complete the table.

Fraction   Decimal   Percentage
3 over 4 = 0.75 =  
  = 0.2 = 20%
2 over 25 =   = 8%

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4
Sme Calculator1 mark

Write 1 fourth as a decimal.

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5
Sme Calculator1 mark

Write 3 over 4 as a decimal.

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6a
Sme Calculator2 marks
i)
Write 26% as a decimal.
[1]
ii)
Write 0.48 as a fraction.
[1]

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6b
Sme Calculator3 marks

Write down

i)
a fraction that is equivalent to 5 over 9.
[1]
ii)
the 7th odd positive number,
[1]
iii)
a decimal number that is larger than 0.0467 but smaller than 0.0468 .
[1]

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7
Sme Calculator1 mark

Write 0.45 as a fraction in its simplest form.

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8
Sme Calculator1 mark

Write 0.007 as a fraction.

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9
Sme Calculator1 mark

Write 75% as a fraction in its simplest form.

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10
Sme Calculator1 mark

Write 2 over 5 as a percentage.

............................%

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1
Sme Calculator2 marks

Write these numbers in order, starting with the smallest.

13 over 201 5.6% 0.065 5 over 89

.................... space less than space.................... space less than space.................... space less than space.................... space space space space space space s m a l l e s t

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2
Sme Calculator1 mark

Gabriela designs the seating layout for a new theatre.
There are three sections of seats, A, B and C.

Section A has 152 seats.
Section B has 12.5% more seats than Section A.
Section C has 3 over 8 of the number of seats in Section A.

i)
Show that the number of seats in Section B is 171.
[1]
ii)
Show that the total number of seats is 380.
[2]

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3
Sme Calculator2 marks

Write these numbers in order, smallest first.

22 over 7 3.142 333 over 106 3.1416

..................... space less than space..................... space less than space..................... space less than space..................... space space space space space s m a l l e s t

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4
Sme Calculator2 marks

Write these in order of size, starting with the smallest.

5 over 27 space space space space space space space space space space space space space 18.4 percent sign space space space space space space space space space space space space space 1.83 cross times 10 to the power of negative 1 end exponent space space space space space space space space space space space space space 5 to the power of negative 1 end exponent

................. less than ................. less than ................. less than .................

smallest                                                                       

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5
Sme Calculator2 marks

Write these numbers in order, starting with the smallest.

5.7 space cross times space 10 to the power of negative 1 end exponent space space space space space space space space space space space space space space space space space space space space 4 over 7 space space space space space space space space space space space space space space space space space space space space square root of 0.33 end root space space space space space space space space space space space space space space space space space space space 57.2 percent sign

................ less than ................ less than ................ less than ................. 
   smallest                                                                     

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6
Sme Calculator2 marks

Write these numbers in order, starting with the smallest.

5 to the power of negative 2 end exponent space space space space space space space space space space space space space space space space 1 over 27 space space space space space space space space space space space space space space space space space 2 over 55 space space space space space space space space space space space space space space space 0.038

...............less than ............... less than ............... less than ................ 
smallest                                                                 

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7
Sme Calculator1 mark

Write these numbers in order, starting with the smallest.

0.55 space space space space space space space space space space space space space space space space space 6 over 11 space space space space space space space space space space space space space space space space space 54 1 half percent sign

................. less than ................. less than .................
smallest                                               

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1
Sme Calculator2 marks

Write these numbers in order, starting with the smallest.

27% 5 over 17 0.268 7 over 29

............... less than.............. less than............ less than............. space s m a l l e s t

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2
Sme Calculator2 marks

Write these in order of size, starting with the smallest.

11 over 27 41% 0.4 16 over 39

................ space less than space................ space less than space................ space less than space................ space space space space s m a l l e s t

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3
Sme Calculator1 mark

Here is a list of numbers.

Put a ring around the number with the largest value.

0.3030 1 third 0.0330 3 over 10 33%

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4
Sme Calculator2 marks

Write these in order of size, starting with the smallest.

9 over 19 3 over 7 37% 0.43

.

............... less than space................ less than................ space less than space................ space space space space space s m a l l e s t

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5
Sme Calculator2 marks

Write these in order of size, starting with the smallest.

7 over 8 5 over 7 0.8 78%

................ less than space................ space less than space................ space less than space................ space space s m a l l e s t

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6
Sme Calculator2 marks

Write the following in order, starting with the smallest.

3 over 4 0.749 76% 11 over 15

.................... space less than space.................... less than space.................... less than space.................... space space space space space s m a l l e s t

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7
Sme Calculator2 marks

Write these in order of size, starting with the smallest.

0.38 space space space space space space space space space space space space space 3 over 8 space space space space space space space space space space space space 30 percent sign space space space space space space space space space space space space space space 7 over 20

..................... < ..................... < ..................... < .....................  

smallest                                                                                 

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8
Sme Calculator3 marks

Complete the table.

Fraction                                            Percentage
1 fourth                                            =
                                                =               47%
3 over 5                                            =

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9
Sme Calculator2 marks

Write these in order of size, starting with the smallest.

3 over 7 space space space space space space space space space space space 42 percent sign space space space space space space space space space space 0.45 space space space space space space space space space space space space space space 7 over 17

............... less than .............. less than .............. less than ............

smallest                                                           

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10
Sme Calculator2 marks

Write these numbers in order, starting with the smallest.

4 over 15 space space space space space space space space space space space space space 26 percent sign space space space space space space space space space space space space 0.24 space space space space space space space space space space space space space space space 1 fourth

...............less than ............... less than ............... less than ............... 
smallest                                                               

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11
Sme Calculator3 marks

Dev makes 600 cakes.
18% of the 600 cakes go to a hotel and 2 over 3 of the 600 cakes go to a supermarket.

Calculate how many cakes he has left.

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