CAIE IGCSE Mathematics Core C1.9.1 Rounding to a Specified Accuracy

Practise rounding integers and decimals to place values, decimal places or significant figures without losing required zeros.

Syllabus
2028–2030
Objective
C1.9.1
Level
Core

Exam points

  • identify the retained digit and use the next digit to decide whether to round up
  • count significant figures from the first non-zero digit rather than the decimal point
  • retain trailing zeros when they communicate the requested decimal-place accuracy

C1.9.1 Round values to a specified degree of accuracy. question 1

[Maximum number: 1]

Roberto and his family fly from London to Los Angeles on a holiday.

The family visit a national park which has an area of 4986 km24986 \mathrm{~km}^{2}.

Write 4986 correct to the nearest hundred.

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