Specific to AI SL and AI HL, this content covers the practical numerical skills that underpin the course. Students work with approximation techniques including rounding to decimal places and significant figures, calculate upper and lower bounds of rounded numbers, and determine percentage errors. Estimation is emphasised throughout, with students expected to assess the reasonableness of results in context.
Start here
Start by downloading the cheat sheet and the vocabulary below. After that, move to the video lessons with their respective exercise lists.
Video lessons
Learn the content with the videos provided and reinforce your comprehension by practicing with the exercise list above.
Take the mock exams
It’s time to put your knowledge to the test with our mock exams — the closest experience you’ll get to the real IB Math exams. Note: read the instructions on taking mock exams here.
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