Key Term Challenge - Math Connects

the number of square units needed to cover a surface

the perpendicular distance between the base and its opposite side in a parallelogram

a mathematical language of symbols, including variables

the number that is divided in a division problem

You must do KEEP CHANGE CHANGE when you divide fractions and mixed numbers.

a special kind of ratio in which the units are different

A mathematical sentence that contains an equals sign

Unlike fractions have different denominators.

A reflection is when you slide a figure from one location to another.

You must find a common denominator when you add or subtract fractions and mixed numbers.

To find a numerical value of an expression

a number that can be written as a fraction

the horizontal line of the two perpendicular number lines in a coordinate plane

a solid figure that has length, width and height

a decimal that ends

the form of a fraction when the numerator and denominator have no common factors other than one

Any number greater than zero.

A parallelogram with all side congruent and four right angles

a percentage of the cost of the purchased item that is added to the cost at the time of the sale

the 4 regions in a coordinate plane separated by the x-axis and y-axis

The parallel side of a trapezoid

Addition and subtraction are inverse operations.

a mirror image produced by flipping a figure over a line

The distance a number is from zero on a number line

a ratio that compares one part of a group to another part of the same group

a mathematical language of symbols, including variables

Two numbers with the same absolute value but different signs

The way in which numbers are grouped when add/mult. does not change the sum/product

a symbol, usually a letter, used to represent a number

The point at which the number lines intersect in a coordinate system

The numerical part of a term that contains a variable

The whole numbers and their opposites

A value for the variable that makes an equation true

to multiply a sum by a number, multiply each addend by the number outside the parentheses

The distance around a geometric figure.

A unit rate must have a denominator of 2.

An expression that contains sums/products of variables and numbers

a combination of numbers and operations

Reciprocals are two numbers that have a sum of 1.

a mathematical sentence indicating that two quantities are not equal

A statement of equality of two or more ratios

a comparison of two quantities by division

A ratio cannot be simplified.

the point of intersection of the x-axis and y-axis on a coordinate plane

to multiply or divide two related quantities by the same number

a figure with length and width

A number that corresponds with a point on a number line

Another name for multiplicative inverse

A number can be rational and irrational.

in a power, the number that is used as a factor

the answer in a multiplication problem

a quadrilateral with exactly one pair of parallel sides

each part of an algebraic expression separated by a plus or minus sign

You need to line up decimals when adding decimal numbers.

Operations that undoes another

An integer is a whole number.

the second number of an ordered pair

the first number of an ordered pair

a decimal whose division ends

a ratio that compares a number to 100

a symbol of equality

All whole numbers are natural numbers.

a figure made up or 2 or more shapes

The order in which numbers are added or multiplied does not change the sum or product

a fraction whose numerator is less than or equal to the denominator

A numerical expression must have a variable.

Always do addition and multiplication before subtraction and division when following the order of operations.

Two numbers whose product is 1

the least common multiple of the denominators of two or more fractions

A simple closed figure in a plane formed by three or more line segments

the sum of any number and 0 equals the number and that the product of any number and 1 equals the number

A rate simplified so that the denominator is 1

a number that is less than zero

A term without a variable