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6th Grade Math Vocabulary (Units 1, 2, 3)
Terms in this set (51)
a ratio in simplest form
ratios that represent the same comparison and have the same basic ratio
Going up or down by the same amount.
a number that is multiplied by another number to find a product
A coordinate system formed by the intersection of a horizontal number line, called the x-axis, and a vertical number line, called the y-axis.
greatest common factor (GCF)
the largest factor that two or more numbers share
Two numbers that are inside parentheses and have a comma in between them. They represent points on the coordinate plane and are written as (x, y).
A table that shows the value of a single item in terms of another item.
the answer to a multiplication problem
a table of equivalent ratios
a statement that two ratios are equivalent
the value associated with 1 unit (examples: 5 miles per hour, 3 dollars every week, 2 apples each day)
The unit rate associated with a price or cost. Example: 4 dollars per pound
the horizontal number line in a coordinate plane
the vertical number line in a coordinate plane
The first number of an ordered pair. It corresponds to a number on the x-axis.
The second number of an ordered pair. It corresponds to a number on the y-axis.
a triangle with 3 acute (less than 90 degree) angles
The amount of surface covered or enclosed by a figure. It is measured by finding the number of same size units required to cover the shape without gaps or overlaps.
A figure made by combining simple geometric figures, such as rectangles and triangles.
Measurements in width, length, or height
a polygon with 6 sides
A triangle with one angle that is greater than 90 degrees.
a polygon with 5 sides
a polygon with 8 sides
The distance around a figure
A quadrilateral with two pairs of parallel sides
Two lines that intersect to form right (90 degree) angles
lines that are always the same distance apart and never touch
a polygon with all sides and all angles equal
A parallelogram with four equal sides
A triangle that has a right (90 degree) angle.
A quadrilateral with exactly one pair of parallel sides.
A point where two or more straight lines meet and create an angle.
The bottom number in a fraction. It tells how many equal parts are in the whole.
The top number in a fraction. It tells how many equal parts are described in the fraction.
A denominator that is the same in two or more fractions. You need this to add or subtract fractions.
the number that is being divided
the number you divide by
the answer to a division problem
A number that is a factor of two or more numbers
least common multiple (LCM)
The smallest multiple that two or more numbers have in common
Fractions that have the same value
A number that is not exact; a careful guess.
operations that undo each other (for example: multiplication and division; addition and subtraction)
a flipped fraction (5/8 --> 8/5)
the amount left over when a number cannot be divided equally
a number made up of a whole number and a fraction
a fraction whose numerator is larger than the denominator
the form of a fraction when the numerator and denominator have no common factor other than 1
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