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Math 7 vocab
vocabulary for math
| Term | Definition |
|---|---|
| sum | The answer to a addition problem |
| difference | the answer too a subtraction problem |
| product | the answer to a multiplication probelm |
| quotient | the answer to a division problem |
| whole number | a full number 0,1,2,3... |
| rational number | a number that can be written as a factor |
| integer | the set of whole numbers and their opposites |
| absolute value | the distance of number from zero on a number line |
| commutative property | two or more number can be added in a different order |
| associative property | the property that states hat all real numbers a.b,c the sum is always true |
| distributive | when u spread one number too all parts of an expresssion |
| identity property | the property that states that the sum/product is zero |
| opposite | two numbers that are an equal distance from zero on a number line |
| additive inverse | the opposite of a number |
| numeric expression | a expression that contains only numbers and operations |
| algebraic expression | an expression that contatins at least one variable |
| order of operations | Pemdas |
| variable | a symbol used to represent a quanity that can change |
| constant | a value that does not change |
| coefficient | the number that is multiplied by a variable in an algebraic expression |
| evaluate | to solve |
| simplify | to break down |
| solution | an answer to a problem |
| term | a number or word to define |
| like term | terms used with the same variables raised to the same exponents |
| perimeter | the distance around a polygon |
| expression | a mathematical phrase that contains operations numbers/variables |
| equation | a number sentence with a = sign ` |
| x-axis | horizontal line on a graph |
| y-axis | the vertical line on a graph |
| bar graph | a graph the uses vertical/horizontal bars |
| line graph | a graph over how data changes |
| stem and leaf plot | a graph used to organize and display data |
| box and whisker plot | a graph of medians in a data set |
| circle graph | a graph of percents that add up to 100 |
| measure of central tendency | mean median mode` |
| measures of variability | range` |
| mean | the average number in a data set |
| median | the middle number in a data set |
| mode | a number that occurs most often in a data set |
| range | the difference between the greatest and least |
| outlier | the number far from others in a data set |
| lower extreme | the least number in a data set |
| upper extreme | the greatest number in a data set |
| first Q | the middle number in the upper half of the data set |
| second Q | the median in a data set |
| Third Q` | the median of the upper half of data |
| inter Q range | the difference between the third and 1st Q |
| percent | part of something |
| ratio | a comparision of two quantities by division |
| rate | a ratio that compares two quantities of different unti |
| unit rate | a rate in which the second quantity in the comparision |
| multiplicative inverse | the product of a non zero number and its reciprical |
| reciprocal | when you flip the second fraction in a multiplication |
| equivalent | when the fractions are the same |
| compare | tell between to things |
| repeating decimal | a decimal that keeps repeating |
| terminating decimal | a decimal that ends |
| numerator | the top number of a fraction |
| denominator | the bottom number of a fraction |
| leats common multiple | the least number that is a multiple of two |
| gcf | the largest common factor |
| line plot | a graph that uses line segements |
| population | everyone in a group |
Created by:
crazy.kd_
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