Powers, standard form, rounding, bounds, and calculation fluency that often set up later marks.
Students lose easy marks here when arithmetic technique is shaky before the harder reasoning even begins.
Paper focus: Foundation and Higher warm-up marks. Tiers: Foundation and Higher.
Keep a short bank of standard-form, bounds, and calculator-free number questions in rotation.
Use the upload flow for a real question, then return marks and theory notes in a board-aware review screen.
Use integers, decimals, fractions, and percentages fluently.
Round values and reason with error intervals.
Apply index laws and standard form accurately.
Convert numbers into standard form.
Find lower or upper bounds from rounded values.
Estimate a calculation before using a calculator.