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CAIE IGCSE Mathematics Core C1.8.3 Calculate with Values in Standard Form Questions

Practise adding, multiplying, dividing and raising standard-form values to powers, then normalising every final coefficient correctly.

Syllabus
2028–2030
Course
Mathematics 0580
Level
Core

Exam points

  • align powers of ten before adding or subtracting standard-form coefficients
  • multiply or divide coefficients and combine the powers of ten using index laws
  • normalise the result so its coefficient is at least one and less than ten

CAIE IGCSE Mathematics Core C1.8.3 Calculate with Values in Standard Form Questions question 1

[Maximum number: 1]

Calculate 4.9×10−3+8.1×10−44.9\times10^{-3}+8.1\times10^{-4}.
Give your answer in standard form.

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