Sample ABC Math Vocabulary Words/Visual Computer/Math

LEARN Look up the definition (at least 2 different websites/book and write your own definition and type it into the text box. Make sure YOU understand the meaning of the word. Find/create a visual for the word, that demonstrates your understanding of the math vocabulary word.

Area The number of square units that cover a shape or figure. Count the little one-inch squares and find the total area. Is it the same as multiplying the width of the rectangle by the height?

Absolute Value The distance of a number from zero on a number line | - 4| The absolute value of - 4 is 4. | + 4| The absolute value of + 4 is 4. Try it!

bar graph A graph that uses horizontal or vertical bars to display countable data

Coordinate Plane Formed by a horizontal number line called the x-axis and a vertical number line, called the y=axis. The two axes intersect at a point called the origin.

Congruent Having the same size and shape

decimal A number with one or more digits to the right of the decimal point. Decimal numbers are like fractions because they count PART of something.

Distributive Property Multiplying a sum by a number is the same as multiplying each addend by the number and then adding the products. Let’s try this with numbers…. Is the same as

diagonal A straight line inside a shape that goes from one corner to another (but not an edge). So, if you join two vertices of a polygon which are not already joined by an edge, you get a diagonal.

 Having the same value  Fractions that name the same amount Equivalent fractions or equivalent