7th Grade Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| absolute value | show 🗑
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| show | Simply means changing the sign of the number and adding it to the original number to get an answer equal to 0.
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| decimals | show 🗑
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| show | Less than; decreased by; subtracted from; fewer
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| show | The length between two points (or objects).
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| show | The number that "goes into" the dividend.
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| estimation | show 🗑
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| fractions | show 🗑
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| horizontal | show 🗑
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| integers | show 🗑
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| show | Another name for reciprocal. What you multiply by a number to get 1.
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| show | Are used to describe quantities less than zero.
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| show | Positive and negative signs are called opposites. They are both the same number of spaces or the same distance from zero on the number line.
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| show | Are used to describe quantities greater than zero.
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| rational numbers | show 🗑
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| reciprocal | show 🗑
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| show | Decimals that end. a decimal which has a finite number of digits, that is, it comes to an end and doesn't go on forever.
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| show | Going up and down. At right angles to the horizon.
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| show | A number with no fractional or decimal part. Cannot be negative.
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| show | A pair of numbers whose sum is zero
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| complex fraction | show 🗑
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| constant of proportionality | show 🗑
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| show | A flat surface formed by the intersection of two lines or axes: the horizontal line known as the x-axis, and the vertical line known as the y-axis. The x - and y- axes intersect (cross) at the origin (0,0)
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| origins | show 🗑
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| proportional relationships | show 🗑
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| ratios | show 🗑
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| show | A rate that has 1 as its denominator.
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| commission | show 🗑
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| discount | show 🗑
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| show | A statement that the values of two mathematical expressions are equal (indicated by the sign =)
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| show | A "tip" - a gift, usually in the form of money that you give someone in turn for their service.
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| show | Reduce the indicated price of an item
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| markup | show 🗑
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| part | show 🗑
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| show | Means per hundred. Ratios that compare a quantity to 100.
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| show | A measure of percent change, which is the extent to which something loses value.
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| show | A measure of how innaccurate a measurement is, standardized to how large the measurement is
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| show | A measurement of percent change, which is the extent to which a variable gains intensity, magnitude, extent, or value.
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| show | A number sentence where two ratios are equal.
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| sales tax | show 🗑
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| simple interest | show 🗑
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| tip | show 🗑
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| show | All, everything, total amount.
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| show | Any number that is used to multiply a variable.
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| distributive property | show 🗑
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| show | A mathematical phrase that contains numbers, variables, and /or operators.
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| show | The reverse of the distributive property.
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| show | A number by itself or the product of a number and variable.
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| arithmetic | show 🗑
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| show | Relating to or involving algebra.
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| show | Equal in value, amount,
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| inequality | show 🗑
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| show | An assignment of values to the unknown variables that makes the equality in the equation true.
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| variable | show 🗑
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| adjacent angles | show 🗑
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| show | Formed by two rays with a common endpoint.
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| show | The size of a surface or is the amount of space inside a two-dimensional object. Written units squared.
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| complementary angles | show 🗑
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| congruent | show 🗑
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| degree | show 🗑
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| dimension | show 🗑
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| distributive property | show 🗑
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| polygon | show 🗑
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| show | The ratio of the length in the drawing to the actual length.
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| scale drawing | show 🗑
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| show | Two angles whose sum is 180 degrees.
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| two-dimensional | show 🗑
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| show | Angles formed by two intersecting line that are opposite of each other, they have equal measures.
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| circle | show 🗑
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| circumference | show 🗑
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| cubes | show 🗑
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| diameter | show 🗑
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| geometric figures | show 🗑
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| show | The ratio of a circle's circumference to its diameter. Equaling 3.14 or 22/7.
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| quadrilaterals | show 🗑
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| radius | show 🗑
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| show | Has three sides and three angles.
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| apex | show 🗑
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| show | Has one circular base and one vertex.
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| cubes | show 🗑
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| cylinder | show 🗑
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| show | Extract
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| derivation | show 🗑
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| show | A mathematical rule written using symbols,
usually as an equation describing a certain
relationship between quantities.
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| polyhedron | show 🗑
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| show | A 3D figure that has two polygon bases that are parallel and congruent, as well as lateral faces that are parallelograms.
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| right rectangular prisms | show 🗑
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| right rectangular pyramids | show 🗑
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| slicing | show 🗑
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| sphere | show 🗑
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| surface area | show 🗑
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| three-dimensional | show 🗑
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| vertex | show 🗑
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| show | Refers to the number of cubic units needed to fill the figure.
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| biased sample | show 🗑
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| show | Displays data along a number line and splits the data into quartiles.
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| show | The range and spread of a data set. It describes the shape of a data set when
displayed on a histogram.
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| dot plot | show 🗑
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| show | To make an approximate calculation,
often based on rounding.
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| show | The difference between the upper and lower quartile.
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| show | The median of the lower half.
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| show | The middle number of a data set when all of the numbers are written in order, from least to greatest,
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| mode | show 🗑
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| mean absolute deviation | show 🗑
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| measure of center | show 🗑
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| measure of variability | show 🗑
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| show | Whole set of individuals, items or data from which a statistical sample is drawn.
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| show | A future event foretold by using a trend formed from the collected historical data.
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| random sample | show 🗑
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| range | show 🗑
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| show | Describes the variability of a data set, that is,
how the data is spread out and varies from the mean.
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| survey | show 🗑
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| upper quartile | show 🗑
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| show | Are heights that both dot graphs have in common.
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| show | Involves finding the probability of more than one event occurring at the same time.
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| show | Conditional. Where an event is affected by other events
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| event | show 🗑
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| experiment | show 🗑
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| experimental probability | show 🗑
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| show | How often something occurs.
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| independent event | show 🗑
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| likelihood | show 🗑
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| show | A possible result of an experiment.
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| probability | show 🗑
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| show | How often something happens divided by all outcomes.
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| show | All the possible outcomes of an experiment.
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| show | Is one that can only happen in one way - in other words, it has a single outcome
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| show | The process of imitating a real phenomenon with a set of mathematical formulas
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| theoretical probability | show 🗑
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| trial | show 🗑
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| show | A tool in the fields of general mathematics, probability, and statistics that helps calculate the number of possible outcomes of an event or problem, and to cite those potential outcomes in an organized way.
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| uniform probability model | show 🗑
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
alaramore
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