4024/11 May/Jun 2023, Question 17: Standard Form
Cambridge O Level Mathematics 4024 · Paper 11 (Non-calculator) · Non-calculator · 2 marks
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The question, in short
Given Saturn's mass 5.7 × 10²⁶ kg and Venus's mass 4.9 × 10²⁴ kg, work out their mass difference and express it in standard form.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Solution · 2 marks
- 14.9 × 10²⁴ = 0.049 × 10²⁶
- 25.7 × 10²⁶ − 0.049 × 10²⁶
- 3= 5.651 × 10²⁶ kg
Answer5.651 × 10²⁶
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