
Numbers, Fractions, Percentages & Units
10/23/2026
π Subject
statistics
π Exams
General practice
π£ Language
English
π― Mode
Practice
π Taken
0 times
No. of Questions
20
Availability
Free
π Overview & Study Guide
Build practical confidence in numbers, fractions, percentages & units through 20 original single-select and multiselect questions. Prerequisites: Basic numerical literacy; no statistics prerequisite.
Compute signed changes and fractions of quantities. Translate ratios, proportions and percentages. Distinguish absolute percentage-point changes from relative changes. Convert measurements and compare compatible units. Interpret rounding and significant figures. Diagnose changing bases and accumulated rounding. Questions progress from basic recognition to application, interpretation and diagnostic challenges. Worked feedback explains the reasoning and the alternatives; no programming or calculus is needed.
Further reading: Reference 1; Reference 2.
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