Standard form
AQA GCSE Maths revision on Standard form. Aligned to the AQA GCSE Mathematics 8300 specification. This bank has 17 practice questions on this topic.
Sample questions (3 of 17)
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Question 1
Write 47,000 in standard form.
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Answer: 4.7x10^4
Standard form: a x 10^n where 1 <= a < 10. Move the decimal 4 places left. Answer: 4.7x10^4.
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Question 2
Write 0.0035 in standard form.
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Answer: 3.5x10^-3
Standard form for small numbers uses negative powers of 10. Move the decimal 3 places right. Answer: 3.5x10^-3.
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Question 3
Calculate (2x10^3) x (3x10^4) in standard form.
- A) 6x10^7
- B) 5x10^12
- C) 6x10^12
- D) 23x10^7
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Answer: 6x10^7
Multiplying in standard form: multiply the 'a' parts; add the powers of 10. (2x3) x 10^(3+4) = 6 x 10^7.
Want to test yourself on the remaining cards for this topic?
14 more questions on Standard form — plus mistakes tracking and spaced repetition across the whole Maths spec.