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Number Sense Ch 1-3
Number Sence Ch 1-3
| Term | Definition |
|---|---|
| Common factor | A number that is a factor of two or more numbers. |
| Dividend | The number that is to be divided in the division problem. |
| Divisor | The number that divides the dividend |
| Factor | A number multiplied by another number to find a product |
| Greatest Common Factor (GCF) | The greatest factor that two or more numbers have in common |
| Least Common Multiple | The least common multiple of two or more numbers |
| Prime Factorization | A number written as the product of all its prime factors |
| Factor | A number multiplied by another number to find a product |
| Prime Number | A number that has exactly two factors 1 and itself |
| Common Denominator | A common multiple of two or more denominators |
| Compatible Numbers | Numbers that are easy to compute with mentally |
| Equivalent Fractions | Fractions that name the same amount or part |
| Prime Number | A number that has exactly two factors 1 and itself |
| Equivalent Fractions | Fractions that name the same amount or part |
| Fraction | A number that names a part of a whole or a part of a group |
| Mixed Number | A number that is made up of a whole number and a fraction |
| Multiplicative Inverse | |
| Reciprocal | |
| Simplest Form | A fraction is in simplest form when the numerator and denominator have only 1 as a common factor |
| Absolute Value | The distance of an integer from zero on a number line |
| Coordinate Plane | A plane formed by a horizontal line called the x-axis and a vertical line called the y-axis |
| Integer | The set of whole numbers and their opposites |
| Line of Symmetry | A line that divides a figure into two halves that are reflections of each other |
| Line Symmetry | A figure has line symmetry if it can be folded about a line so that its two parts match exactly |
| Negative Integer | Any integer less than zero |
| Opposites | Two numbers that are the same distance, but in opposite directions, from zero on a number line |
| Ordered Pair | A pair of numbers used to locate a point on a grid |
| Origin | The point where the two axes of a coordinate plane intersect: (0,0) |
| Positive Integer | Any integer greater than zero |
| Quadrants | The four regions of the coordinate plane separated by the x- and y-axes |
| Rational Number | Any number that can be written as a ratio where a and b are integers and b ≠ 0. |
| X-axis | The horizontal number line on a coordinate plane |
| X-coordinate | The first number in an ordered pair; tells the distance to move right or left from (0,0) |
| Y-axis | The vertical number line on a coordinate plane |
| Y-coordinate | The second number in an ordered pair; tells the distance to move up or down from (0,0) |