| A | B |
| area | the total number of square units needed to cover a 2-dimensional surface |
| commutative property | the property by which changing the order of the numbers does not change the sum or the product |
| composite number | a number with more than two factors |
| dimension | length, width, or depth |
| division | the process of breaking a number into equal parts |
| factor | a whole number that divides evenly into another number |
| perimeter | the distance in linear units around a figure |
| prime number | a number with exactly two different factors - itself and one |
| product | the result of multiplying two or more numbers |
| quotient | the result or answer in division |
| meter | a metric unit of length equal to 100 centimeters or about 39 inches |
| decimeter | a metric unit of length equal to 10 centimeters or one-tenth of a meter, or about 4 inches |
| centimeter | a metric unit of length equal to one-hundredth of a meter or about two-fifths of an inch |
| numerator | the top number in a fraction, which shows the number of equal parts counted or taken |
| line of symmetry | a line that divides a figure into two mirror images |
| fraction | an amount or quantity written with a numerator and denominator |
| denominator | the bottom number in a fraction, which shows into how many equal parts the whole is divided |
| remainder | the number left over when one number is divided by another |
| reflection | a flip of a geometric figure |
| translation | a slide of a geometric figure |
| rotation | a turn of a geometric figure |
| half | one part when a mumber, figure, or set is divided into exactly two equal parts |
| congruent | of the same shape and size |
| common denominator | a number that is divisible by all the denominators of two or more fractions |
| greater than | a symbol used to indicate that the number on the left is greater than the number on the right |
| less than | a symbol used to indicate that the number on the left is less than the number on the right |
| decimal | a special form of fraction based on the base ten place-value system |
| equivalent | equal to |
| hundredths | one of one-hundred equal parts of a whole |
| multiple | a number that is the productof one whole number and any other whole number |
| mixed number | a number that is written with both a whole number and a fraction |
| simplify | find the answer |
| tenths | one of ten equal parts of a whole |
| impossible | an event that cannot happen, probability is 0 |
| line plot | a system of organizing data along a number line using X's to represent each value |
| median | the middle number in a set of data |
| mode | the category of numerical value that occurs most often |
| minimum | the smallest number in a set of data |
| maximum | the largest number in a set of data |
| range | the difference between the biggest and smallest values in a set of data |
| coordinate | a set of numbers used to locate a point on a line or grid |
| grid | a set of horizontal and perpendicular lines used to locate points on a plane |
| certain | an event that is bound to happen, the probability is 1 |
| equally likely | two or more events that have the same chance of happening, each has 50% |
| probability | a number between 0 and 1 that describes the likelihood that an event will occur |
| bar graph | a graphical representation that uses vertical and horizontal bars to indicate frequency |
| possible | an event that can happen |
| unlikely | an event that has less than a 50% chance of occuring |
| uncertain | not a definate or fixed number |
| least likely | an event with the lowest probability |
| most likely | an event with the highest probability |
| likely | an event that has more than a 50% chance of occuring |