Search results 77 items matching your search terms. Filter the results Item type Select All/None Collection File Folder Image Link Movie Page Question Quiz Quiz History New items since Yesterday Last week Last month Ever Sort by relevance date (newest first) alphabetically Mathematical Operations and Foundational Constraints by Dr. Osama M. Khaled — published May 23, 2026 — last modified May 23, 2026 08:55 AM — filed under: Year 7, Year 8 Negative Numbers and Division by Zero Located in Mathematics / Calculus / From Arithmetic to Algebra Algebraic Notations and Symbolic Structures by Dr. Osama M. Khaled — published May 23, 2026 — last modified May 23, 2026 08:36 AM — filed under: Year 7, Year 8, Year 9, Year 10 Induction, Notation, Expressions, and Identities Located in Mathematics / Calculus / From Arithmetic to Algebra The Grammar and Language of Algebra by Dr. Osama M. Khaled — published May 23, 2026 — last modified May 23, 2026 05:12 AM — filed under: Year 7, Year 8 Variables, Algebraic Thinking, and Algebraic Language Located in Mathematics / Calculus / From Arithmetic to Algebra Properties and Theory of Integers by Dr. Osama M. Khaled — published May 23, 2026 — last modified May 23, 2026 05:02 AM — filed under: Year 7, Year 8 Even/Odd Numbers, Factors, Prime Numbers, HCF, and LCM Located in Mathematics / Calculus / From Arithmetic to Algebra Classification and Subsets of Numbers by Dr. Osama M. Khaled — published May 23, 2026 — last modified May 23, 2026 12:40 AM — filed under: Year 7, Year 8, Year 9, Year 10 Whole Numbers, Integers, Rational, Irrational, and Real Numbers Located in Mathematics / Calculus / From Arithmetic to Algebra Find the area of a polygon by Dr. Osama M. Khaled — published May 16, 2026 — last modified May 16, 2026 10:23 PM — filed under: Year 7, Year 8 The area of a polygon is the measure of the amount of surface it encloses. Area is measured in square units, such as square inches or square centimeters Located in Mathematics / Geometry / Perimeters and Areas of Polygons Use similar triangles to find unknown lengths in application problems by Dr. Osama M. Khaled — published May 14, 2026 — last modified May 16, 2026 08:34 AM — filed under: Year 7, Year 8 Similar triangles and proportions can be used to find lengths that would normally be difficult to measure. Located in Mathematics / Geometry / Congruent Triangles and Similar Triangles Use properties of division to divide whole numbers by Dr. Osama M. Khaled — published May 10, 2026 — last modified May 10, 2026 09:33 PM — filed under: Year 7 The properties of division help you simplify complex calculations, recognize when a result will remain a whole number, and maintain logical consistency by ... Located in Mathematics / … / Whole Numbers / Dividing Whole Numbers Use properties of multiplication to multiply whole numbers by Dr. Osama M. Khaled — published May 10, 2026 — last modified May 10, 2026 09:24 PM — filed under: Year 7 Multiplication properties can simplify the multiplication operation Located in Mathematics / … / Whole Numbers / Multiplying Whole Numbers Identify division of 0 and division by 0 by Dr. Osama M. Khaled — published May 07, 2026 — last modified May 09, 2026 04:28 AM — filed under: Year 7 If 0 is divided by any nonzero integer,the quotient is 0. Division of any nonzero integer by 0 is undefined. Located in Mathematics / … / Integers / Dividing Integers 1 2 3 4 5 6 7 8 Next 10 items > Subscribe to an always-updated RSS feed.