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 = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and C = {2, 4, 6}. Is C a subset of U?

No, because C has fewer elements than U, so it cannot be a subset.

No, because C would need to equal U exactly to be considered a subset.

Yes, C ⊂ U — every element of C (2, 4, 6) is also an element of U.