Myers' Math Vocab Grade 4
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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| equilateral triangle | a triangle with all sides the same
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| scalene triangle | a triangle with all sides different
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| isoceles | a triangle with 2 sides the same and 1 different
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| polygon | a closed figure with straight sides; many sides and many angles
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| quadrilateral | a figure with 4 sides
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| parallel lines | lines that are equidistant apart and will never cross
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| perpendicular lines | lines that form a 90 degree angle
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| intersecting lines | lines that cross
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| congruent | same size same shape
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| similar | same shape different size
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| coordinates | ex: (5,3) over then up
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| round | slip to the side and look for a five....if the number to the right is 5 or higher round up
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| estimate | "That's abouuuuut....." quickly round number
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| compare fractions | criss-cross multiply from bottom to top and then compare products
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| order fractions | compare 2 at a time using criss-cross OR remember close numbers mean large; far apart numbers mean small fraction
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| equivalent fractions | fractions that are the same amount but different size pieces ex: 1/2 = 2/4
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| translation | slide
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| rotation | turn
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| reflection | flip
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| symmetry | cut figure in half, fold, and both halves match
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| ray | one endpoint and goes on in one direction
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| line | set of points that go on and on in both directions
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| line segment | part of a line with 2 endpoints
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| decimal place value | tenths, hundredths, thousandths
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| add/subtract decimals | line up decimals no matter what and +/- normally
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| compare decimals | write numbers under each other vertically and fill in zeros; remember that tenths are BIGGEST
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| +\- like fractions | add or subtract numerator; leave denominator the same
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| prime number | number that only has 1 and itself as factors
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| composite number | number that has more than 2 factors; 1 is neither prime nor composite
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| long multiplication | lattice or traditional
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| variable | an unknown in an equation and is represented by a letter of the alphabet
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| likelihood | possible, impossible, likely, unlikely
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| probability | chances; can be written as fraction or 1 out of 5
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| area | space inside a figure; count boxes or length x width; label is sq in, sq ft, etc.
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| perimeter | distance around figure; add all sides or count unit lengths; label is just cm, in, ft, units
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| volume | Space inside a 3D solid; l x w x h; label is cubic ft, cubic in, cubic units
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| fractions on number line | numerator and denominator close together--closer to 1 and far apart--closer to 0
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| line graph | display data; shows increases (ups) and decreases (downs); EX: temperatures
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| bar graph | display data; good for comparing; need title, labels, bars, number scale
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| median | the number in the middle of a set of data that is in least to greatest order
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| mode | the number you see the MOST in a set of data that is in least to greatest order
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| range | greatest minus least
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| ordered pairs | found on a coordinate grid; over then up or x number then y number; found in parentheses
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| 2D | figures that have length and width; sides, corners
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| 3D | solid figures that have length, width, and height; faces, edges, vertices
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| place value | going left--ones, tens, hundreds, thousands, ten thousands, hundred thousands, millions
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| order decimals | write all numbers under each other vertically and line up decimals; fill in holes with zeros
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| line plot | uses Xs to show data; holes are empty, clumps have a lot of Xs in one area
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| factors | numbers you multiply together in multiplication problem
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| multiples | like products; answers to multiplcation
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| measure length | customary: in, ft, yd metric: mm, cm, m, km
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| measure capacity | customary: cup, pint, quart, gallon metric: milliliters,liters
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| measure mass | customary: ounces, pounds, tons metric: grams and kilograms
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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:
Myersg
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