Unit 1: Number and Algebra
Topic 1.1: Standard Form Questions
Practice 20 exam-style questions for IB Math AA SL Topic 1.1. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.
1Select1 mark
2026• Aimnova practice
Write 6.4 × 105 as an ordinary number.
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2026• Aimnova practice
Which of the following is written in valid standard form?
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2026• Aimnova practice
Write 0.0000821 in standard form.
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2026• Aimnova practice
Write 5730000 in standard form.
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2026• Aimnova practice
Simplify 103 × 104.
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2026• Aimnova practice
Write 7.2 × 10-4 as an ordinary number.
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2026• Aimnova practice
Simplify 108 ÷ 103.
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2026• Aimnova practice
Simplify (104)2.
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2026• Aimnova practice — 1.1.2
A cube has edge length 3 x 102 cm.
Without a calculator, find its volume in the form a x 10k cm3, where 1 ≤ a < 10.
Without a calculator, find its volume in the form a x 10k cm3, where 1 ≤ a < 10.
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2026• Aimnova practice
Calculate (8 × 106) ÷ (2 × 102).
Give your answer in standard form.
Give your answer in standard form.
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2026• Aimnova practice
Calculate (3 × 104)(2 × 103).
Give your answer in standard form.
Give your answer in standard form.
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2026• Aimnova practice
Work out (7 × 104)(3 × 102), giving your answer in standard form.
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2026• Aimnova practice
The distance from Earth to the Sun is approximately 149600000 km.
Write this distance in standard form.
Write this distance in standard form.
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2026• Aimnova practice
A bacterium has a mass of 0.0000000048 g.
Write this mass in standard form.
Write this mass in standard form.
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2026• Aimnova practice
Work out (8 × 107) ÷ (4 × 103), giving your answer in standard form.
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2026• Aimnova practice
Work out (6 × 103)2, giving your answer in standard form.
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2026• Aimnova practice
A number is written in standard form as 4.8 × 10-9. Which statement is true?
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2026• Aimnova practice
Work out (4 × 105) × (2 × 103), giving your answer in standard form.
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2026• Aimnova practice
Work out (5 × 103)2, giving your answer in standard form.
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2026• Aimnova practice
A star is approximately 4 × 108 km from Earth. A second star is 3 × 103 times further away.
Find the distance to the second star in standard form.
Find the distance to the second star in standard form.
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