3rd Grade Math Vocab
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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| Why do people use graphs? | To get information.
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| What is regrouping? | When you need to carry a digit over to the next place when you are adding OR when you need to borrow from one place to another to subtract
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| What is a factor? | One of the numbers used in a multiplication problem
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| What is a product? | The answer to a multiplication problem
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| What is a pictograph? | When symbols are used in a graph to show information
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| What is a bar graph? | When bars are used in a graph to represent data
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| What is a tally? | A marking used to represent "one." EX: IThey can be clustered in "fives" by putting a slash through a group of four.
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| What is a sum? | The answer to an addition problem
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| What is a difference? | The answer to a subtraction problem
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| What is a quotient? | The answer to a division problem?
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| What is area? | The measurement of the INSIDE of a 2D shape
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| What is a perimeter? | The measurement AROUND the OUTSIDE of a 2D shape
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| What is a pattern? | A series of numbers or shapes that repeat in a predictable way
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| What is a numberline? | A line that separates numbers in a fixed way (like a ruler - it is always in inches or centimeters). Patterns are not the same as numberlines!!!
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| What are compatibile numbers? | Numbers that pair up to make other friendly numbers (8 and 2; 40 and 60; 25 and 75)
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| What is estimating? | When "easier" numbers are used to come up with a total that is close, but not exactly accurate
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| What is rounding? | Using a special math rule to make a number ending in zero
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| What is a fraction? | Only a part of a whole object or set.
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| What is a region? | One of the parts of a fraction. If something is broken into five equal parts, then there are five regions.
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| What is a numerator? | The top number of a fraction. It represents the parts being talked about.
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| What is a denominator? | The bottom number of a fraction. It represents all the parts that make the whole.
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| What is a hexagon? | A 2D figure with six sides.
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| What is a pentagon? | A 2D figure with 5 sides
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| What is a heptagon? | A 2D figure with 7 sides
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| What is a octogon? | A 2D figure with 8 sides
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| What is a nonagon? | A 2D figure with nine sides
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| What is a polygon? | A multisided 2D figure. Triangles, squares, rectangles, octogons, nonagons, are all polygons.
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| What is a quadrilateral? | ANY four sided shape. Trapezoids, parallelograms, squares, and rectangles are all examples.
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| What is a vertex? | Where the corners of a shape meet
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| What is a face? | The 2D surface of a 3D shape
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| What is an edge? | Where two 2D shapes' sides meet
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| What is congruent? | Two shapes that are exactly the same size and angle. They can be rotated or turned in any direction.
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| What is symmetry? | When a shape can be folded in half and have both sides 100% match.
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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:
klossing