In algebra, letters are used to stand for values that can change (variables) or for values that aren’t known (unknowns). A term is a combination of letters and/or numbers, often multiplied together, ...

In algebra, letters are used to stand for values that can change (variables) or for values that are not known (unknowns). A term is a number or letter on its own, or numbers and letters multiplied ...

Math Riddles for Class 8: Check out Algebraic Expressions Class 8 Puzzles for Preparing Important Topics for Class 8 Mathematics. Learn the tricks and solutions for algebraic problems. Math Riddles: ...

Journal for Research in Mathematics Education, Vol. 40, No. 3 (May, 2009), pp. 282-313 (32 pages) Solving arithmetic and algebraic word problems is a key component of the Singapore elementary ...