How to Evaluate Expressions by Substituting Values
Learn what it means to evaluate algebraic expressions, how to substitute values step by step, and what mistakes to avoid.
Math Word of the Day comes from the Math Dictionary written by Mathnasium.
Sunday, October 18
Consisting of or relating to two names or terms. A polynomial with two terms.
In algebra, an expression consisting of two terms connected by a plus or minus sign, such as a + 6.

Monday, October 19
To cut or divide into two equal parts

Tuesday, October 20
In subtraction, to take a unit (tenths, ones, tens, hundreds...) from the next larger denomination in the minuend to make a number larger than the number to be subtracted.

Wednesday, October 21
A container with four sides perpendicular to the base. Also called a rectangular solid.

Thursday, October 22
A graphic method for displaying data using the median, quartiles, and the maximum and minimum of the data points. A box-and-whisker plot displays where the data are spread out and where they are concentrated.

Friday, October 23
A method of calculation, both numeric and symbolic. The mathematics of limits and infinitesimals.

Saturday, October 24
A measure of volume; the amount a container will hold.

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