Unit 1 Vocabulary Words
equation: a mathematical sentence with an equal sign. The amount on one side of the equal sign has the same value as the amount on the other side
picture graph: a graph that uses pictures or symbols to show data
centimeter: a metric unit of length equal to 0.01 of a meter, 100 cm = 1 m
inch: a customary unit of length, 12 inches = 1 foot
bar graph: a graph that uses height or length of rectangles to compare data
line plot: a diagram showing frequency of data on a number line
scale: the numbers that show the units used on a graph
difference: the amount that remains after one quantity is subtracted from another
estimate: to find a number close to an exact amount; an estimate tells about how much or about how many
elapsed time: the amount of time that has passed (also known as time interval
hour: units of time, 1 hour = 60 minutes, 24 hours = 1 day
minute: a unit used to measure short amounts of time; there are 60 minutes in one hour
time interval: a duration of a segment of time (also known as elapsed time)
picture graph: a graph that uses pictures or symbols to show data
centimeter: a metric unit of length equal to 0.01 of a meter, 100 cm = 1 m
inch: a customary unit of length, 12 inches = 1 foot
bar graph: a graph that uses height or length of rectangles to compare data
line plot: a diagram showing frequency of data on a number line
scale: the numbers that show the units used on a graph
difference: the amount that remains after one quantity is subtracted from another
estimate: to find a number close to an exact amount; an estimate tells about how much or about how many
elapsed time: the amount of time that has passed (also known as time interval
hour: units of time, 1 hour = 60 minutes, 24 hours = 1 day
minute: a unit used to measure short amounts of time; there are 60 minutes in one hour
time interval: a duration of a segment of time (also known as elapsed time)
Unit 2 Vocabulary Words
fact family: a group of related facts that use the same numbers
round: to find the nearest ten, hundred, thousand, and so on
subtract: an operation to give the difference between two numbers; can be used to compare two numbers
algorithm: a step by step method for adding, subtracting, multiplying, and dividing
addend: an number which is added to another number
sum: the answer to an addition problem
round: to find the nearest ten, hundred, thousand, and so on
subtract: an operation to give the difference between two numbers; can be used to compare two numbers
algorithm: a step by step method for adding, subtracting, multiplying, and dividing
addend: an number which is added to another number
sum: the answer to an addition problem
Unit 3 Vocabulary Words
length: how long something is
customary system: a system of measurement used in the United States
foot: a measurement equal to 12 inches
inch: a customary unit of length; 12 inches is equal to 1 foot
metric system: a system of measurement based on 10's
centimeter: metric unit that is one hundredth of a meter
meter: metric unit of length equal to just under 1 yard
perimeter: the distance around a figure
area: the measure of square units of the inside of a figure
square unit: measurement used to describe area
tiling: a pattern of shapes repeated to fill in a shape
customary system: a system of measurement used in the United States
foot: a measurement equal to 12 inches
inch: a customary unit of length; 12 inches is equal to 1 foot
metric system: a system of measurement based on 10's
centimeter: metric unit that is one hundredth of a meter
meter: metric unit of length equal to just under 1 yard
perimeter: the distance around a figure
area: the measure of square units of the inside of a figure
square unit: measurement used to describe area
tiling: a pattern of shapes repeated to fill in a shape
Unit 4 Vocabulary Words
multiply: the operation of repeated addition of the same number
multiple: a product of a given whole number and any other whole number
array: an arrangement of objects in equal rows
factor: the whole numbers that are multiplied to get a product
product: the answer found through multiplication
divide: to separate into equal groups and and find the number in each group or the number of groups
dividend: the number to be divided
divisor: the number by which the bigger number is divided
quotient: the result obtained by dividing two numbers; the answer to a division problem
multiple: a product of a given whole number and any other whole number
array: an arrangement of objects in equal rows
factor: the whole numbers that are multiplied to get a product
product: the answer found through multiplication
divide: to separate into equal groups and and find the number in each group or the number of groups
dividend: the number to be divided
divisor: the number by which the bigger number is divided
quotient: the result obtained by dividing two numbers; the answer to a division problem
Unit 5 Vocabulary Words
digit: any of the symbols 0 - 9
place value: the value a digit has because of its place in number
expanded form: a way to write numbers that shows the place value of each digit
standard form: the common or usual way of writing a number
word form: the way of using words to write a number
place value: the value a digit has because of its place in number
expanded form: a way to write numbers that shows the place value of each digit
standard form: the common or usual way of writing a number
word form: the way of using words to write a number
Unit 6 Vocabulary Words
Students will be tested on the blue words only.
endpoint: a point at either end of a line segment, or a point at one end of a ray
vertex: the point at which two or more sides of a geometric figure meet
ray: part of a line that has one endpoint and goes on forever in one direction
line segment: a straight mark with two fixed endpoints
line: a set of connected points continuing without end in both directions
intersecting lines: segments, rays, or lines that cross
parallel lines: lines that are always the same distance apart
polygon: closed plane figure with three or straight sides
quadrilateral: any four sided figure
rectangle: four sided shape with two-sets of equal sides
square: a shape of four equal sides and right angles
rhombus: a shape with 2 pairs of non-90 degree parallel sides
trapezoid: four sided figure with only two parallel sides
parallelogram: a four sided figure with pairs of parallel sides
two-dimensional: flat; having length and width, but no depth
hexagon: a figure with six straight sides and angles
endpoint: a point at either end of a line segment, or a point at one end of a ray
vertex: the point at which two or more sides of a geometric figure meet
ray: part of a line that has one endpoint and goes on forever in one direction
line segment: a straight mark with two fixed endpoints
line: a set of connected points continuing without end in both directions
intersecting lines: segments, rays, or lines that cross
parallel lines: lines that are always the same distance apart
polygon: closed plane figure with three or straight sides
quadrilateral: any four sided figure
rectangle: four sided shape with two-sets of equal sides
square: a shape of four equal sides and right angles
rhombus: a shape with 2 pairs of non-90 degree parallel sides
trapezoid: four sided figure with only two parallel sides
parallelogram: a four sided figure with pairs of parallel sides
two-dimensional: flat; having length and width, but no depth
hexagon: a figure with six straight sides and angles
Unit 8 Vocabulary Words
fraction: a way to describe a part of a whole or a part of a group by using equal parts
numerator: the top number of a fraction; it tells how many parts we have in a group
denominator: the bottom part of a fraction that tells how many equal parts are in the whole
unit fraction: a fraction with one as the numerator
halves: two equal parts that make up a whole
thirds: three equal parts
fourths: four equal parts; quarters
equivalent fractions: fractions that have the same value or amount represented
numerator: the top number of a fraction; it tells how many parts we have in a group
denominator: the bottom part of a fraction that tells how many equal parts are in the whole
unit fraction: a fraction with one as the numerator
halves: two equal parts that make up a whole
thirds: three equal parts
fourths: four equal parts; quarters
equivalent fractions: fractions that have the same value or amount represented
Unit 10 Vocabulary Words
mass: amount of matter in an object
gram: the standard unit of mass in the metric system
kilogram: a metric unit of mass equal to 1,000 grams
volume: the number of cubic units it takes to fill a figure
liter: basic unit of capacity in the metric system; 1 liter equals 1,000 milliliters
gram: the standard unit of mass in the metric system
kilogram: a metric unit of mass equal to 1,000 grams
volume: the number of cubic units it takes to fill a figure
liter: basic unit of capacity in the metric system; 1 liter equals 1,000 milliliters