Analysis & Approaches SL · Topic 1 · Number & Algebra

IB Math AA SL Number Toolkit Worksheet (with full solutions)

The number essentials: standard form, rounding, significant figures, percentage error, estimation and the laws of indices.

24 pages · 120 marks · with full solutions · free PDF for IB Mathematics: Analysis and Approaches SL students.

24pages
120marks
3difficulty levels
Yessolutions included
T1Number & Algebra

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What this AA SL number toolkit worksheet covers

The number essentials: standard form, rounding, significant figures, percentage error, estimation and the laws of indices. The questions follow the order of the AA SL syllabus for Topic 1 (Number & Algebra) and are graded in three bands — routine practice, exam-standard, and the harder multi-step questions that separate a 6 from a 7.

Rounding to decimal places and significant figures
Standard form and calculator notation
Percentage error and bounds
Laws of indices and surds
Exam tip for this topic. Keep full accuracy in the calculator and round only the final answer to 3 s.f. unless told otherwise.

Preview

How to use it

  1. Do the first band without the AA SL formula booklet, then check which formulas you had to look up — those are the ones to memorise.
  2. Time the second band at roughly 1.2 minutes per mark, the pace of Paper 1 and Paper 2.
  3. Mark the third band against the solutions and rewrite every question you lost marks on from a blank page.

More AA SL worksheets on Number & Algebra

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The same topic for other courses

Questions

Is this AA SL number toolkit worksheet free?

Yes — download the PDF with no sign-up. It is one of over 130 free IB Math worksheets on this site, written to match the current syllabus.

Does it come with answers?

Yes, full worked solutions are included at the end of the PDF.

Which IB course is it for?

IB Mathematics: Analysis and Approaches SL. The same topic is also available for the other courses where it is on the syllabus — see the links above.

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