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More Lessons for High School Regents Exam
Math Worksheets
High School Math based on the topics required for the Regents Exam conducted by NYSED.
What is the Closure Property?
Algebra - The Closure Property
An introduction for the concept of closure and closed sets
Is the set of natural numbers closed under addition?
Is the set of natural numbers closed under subtraction?
Is the set of natural numbers closed under multiplication?
Is the set of natural numbers closed under division?
Closure Properties, more examples
Is the set of all even natural numbers closed under addition?
Is the set of all squared natural closed under multiplication?
Is the set of all odd whole numbers closed under multiplication?
Check out our most popular games!
Fraction Concoction Game:
Master fractions in the lab: mix, add, and subtract beakers to create the perfect concoction!
Fact Family Game:
Complete fact families and master the link between addition & subtraction and multiplication & division.
Number Bond Garden:
Clear the board by matching number pairs that sum to ten in this garden-themed mental math puzzle.
Online Addition Subtraction Game:
Practice your addition and subtraction skills to help the penguin find its mummy.
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