Class 7 Mathematics | Operations on Sets

Activity 11.2

What you needNothing but the class itself. Choose two activities that a fair number of people do and that genuinely overlap.

MethodCount the hands for the first activity, then the second, then for BOTH, then count the whole class.

Then predict before you checkPredict how many do at least one, and how many do neither. Write both down. Only then count the neither group.

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