Printable · GCSE Higher · ages 14-16
Standard form worksheet — GCSE Higher
Fifteen questions on "standard form" — DfE statement N9. Print it, or print three versions so neighbours cannot copy by letter; the key gives the letter for each version.
Standard form worksheet — GCSE Higher
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- 1.A red blood cell has a diameter of about 7 × 10⁻⁶ metres. A virus has a diameter about 100 times smaller. Work out the diameter of the virus. Give your answer in standard form.
- 2.A country has an area of 25,000,000 hectares. Write this area in standard form.
- 3.The diameter of an artificial silk fibre is 4 × 10⁻⁶ metres. One nanometre is 10⁻⁹ metres. Work out the diameter of the fibre in nanometres.
- 4.A grain of fine sand has a mass of 0.001 grams. Write this mass in standard form.
- 5.Write 0.005 in standard form.
- 6.Work out (3 × 10²) × (2 × 10⁵). Give your answer in standard form.
- 7.Work out (4 × 10³) × (3 × 10¹). Give your answer in standard form.
- 8.In standard form, 2,000 is written as 2 × 10ⁿ. Write down the value of n.
- 9.A charity raises 8 × 10⁶ pounds. This total is shared equally among 2 × 10² local projects. Work out how much each project receives, in standard form.
- 10.Put these numbers in order, starting with the smallest: 3.2 × 10⁴, 2.9 × 10⁵, 4.1 × 10³
- 11.Work out (6 × 10⁷) + (3 × 10⁶). Give your answer in standard form.
- 12.A space probe is 7.5 × 10⁸ km from Earth. Write this distance as an ordinary number.
- 13.The population of a planet is 8 × 10⁹. Write this population as an ordinary number.
- 14.Which of these is written correctly in standard form?
- 15.Last year a company made a profit of £5,200,000. Write this amount in standard form.
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