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Scientific notation (standard form)

8th grade (Year 9 in England) · 16 questions · Common Core: 8.EE.A.3, 8.EE.A.4 · England: KS3 Number, GCSE Foundation Number, GCSE Higher Number

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Question 1
Write 6.6 × 10² as an ordinary number.
Answer
2
Question 2
Write 0.051 in scientific notation (standard form).
- A. 5.1 × 10²
- B. 5.1 × 10⁻²
- C. 5.1 × 10⁻¹
- D. 5.1 × 10⁻³
Question 3
Work out (3.2 × 10⁵) × (3 × 10⁴). Type the answer as an ordinary number.
Answer
Question 4
Write 4.9 × 10² as an ordinary number.
Answer
5
Question 5
Write 0.00033 in scientific notation (standard form).
- A. 3.3 × 10⁻⁴
- B. 33 × 10⁻⁵
- C. 3.3 × 10⁴
- D. 3.3 × 10⁻³
Question 6
Work out (3.4 × 10⁴) × (6 × 10⁴). Type the answer as an ordinary number.
Answer
Question 7
Write 5.7 × 10³ as an ordinary number.
Answer
8
Question 8
Write 0.000094 in scientific notation (standard form).
- A. 9.4 × 10⁵
- B. 94 × 10⁻⁶
- C. 9.4 × 10⁻⁴
- D. 9.4 × 10⁻⁵
Question 9
Work out (3.1 × 10³) × (4 × 10²). Type the answer as an ordinary number.
Answer
Question 10
Write 7.4 × 10¹ as an ordinary number.
Answer
11
Question 11
Write 80 000 in scientific notation (standard form).
- A. 8 × 10⁴
- B. 8 × 10³
- C. 8 × 10⁵
- D. 8 × 10⁻⁴
Question 12
Work out (3 × 10²) × (9 × 10⁴). Type the answer as an ordinary number.
Answer
Question 13
Write 1.5 × 10⁰ as an ordinary number.
Answer
14
Question 14
Write 0.082 in scientific notation (standard form).
- A. 8.2 × 10⁻³
- B. 8.2 × 10⁻¹
- C. 8.2 × 10²
- D. 8.2 × 10⁻²
Question 15
Work out (2.5 × 10³) × (9 × 10¹). Type the answer as an ordinary number.
Answer
Question 16
Write 1.9 × 10² as an ordinary number.
Answer

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