Exercises: Universal Sets, Complement Sets, and Subsets

Work through each section in order. Use correct set notation (curly brackets, U, ', ⊂) in your answers.

Grade 6·18 problems·~23 min·Uganda NCDC Primary 6 Mathematics·lesson·sets-02

Work through problems with immediate feedback

Fluency Practice

U = {a, b, c, d, e} and B = {a, b}. What is B' (the complement of B)?

{a, b, c, d, e} — the same as the universal set U.

{c, d, e} — all the elements of U that are not in B.

{a, b} — the same as set B.