Browse Standard form

53 questions at your level

DifficultyAllLevel 1Level 2Level 3Level 4Level 5

Writing numbers in standard form

14 questions

LessonNot started
Write 30003000 in standard form.
●●●●●Level 11 markStart
Write 5.6×1025.6 \times 10^2 as an ordinary number.
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6.4×10−36.4 \times 10^{-3} written as an ordinary number is

Circle your answer.
  • A 0.00640.0064
  • B 0.0640.064
  • C 640640
  • D 64006400
●●●●●Level 11 markStart
8.6×1038.6 \times 10^3 written as an ordinary number is

Circle your answer.
  • A 860860
  • B 86008600
  • C 86 00086\,000
  • D 0.00860.0086
●●●●●Level 11 markStart

Calculating in standard form

20 questions

LessonNot started
Work out (2×103)×(4×102)(2 \times 10^3) \times (4 \times 10^2). Give your answer in standard form.
●●●●●Level 12 marksStart
Work out (6×104)÷(2×102)(6 \times 10^4) \div (2 \times 10^2). Give your answer in standard form.
●●●●●Level 12 marksStart
Work out (3×102)+(5×102)(3 \times 10^2) + (5 \times 10^2). Give your answer in standard form.
●●●●●Level 11 markStart

Standard form in context

19 questions

LessonNot started
The population of a city is 2.4×1062.4 \times 10^6. Write this as an ordinary number.
●●●●●Level 11 markStart
A grain of sand has mass 0.00040.0004 g. Write this mass in standard form.
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Which is larger, 3.2×1043.2 \times 10^4 or 9.8×1039.8 \times 10^3? Explain how you know.
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Write these in order of size, smallest first: 5×1032×1048×102\quad 5 \times 10^3 \qquad 2 \times 10^4 \qquad 8 \times 10^2
●●●●●Level 11 markStart