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Math ARMT Vocabulary Practice. Part 1 3 rd & 4 th Grade Level Created by: Patty Williams, Teacher, EES, Elmore County School Board. Bar Graph. A graph using bars to show data. Line Graph. A graph used to show how data changes over time. Pictograph.

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math armt vocabulary practice

Math ARMT Vocabulary Practice

Part 1

3rd & 4th Grade Level

Created by: Patty Williams, Teacher, EES, Elmore County School Board

bar graph
Bar Graph
  • A graph using bars to show data.
line graph
Line Graph
  • A graph used to show how data changes over time.
pictograph
Pictograph
  • A graph using picture or symbols to show data.
tally chart

Number of bedrooms

Tally

Frequency

One bedroomTwo bedroomsThree bedroomsFour bedroomsFive bedrooms

111111111 1111

23621

Tally Chart
  • A chart on which data is recorded.
tally marks
Tally Marks
  • A mark used to record data on a tally chart.
slide7
Area
  • The number of square units needed to cover a region.
array
Array
  • A way of displaying objects in rows and columns.
angle
Angle
  • A figure formed by two rays that have the same endpoint.
line of symmetry
Line of Symmetry
  • A line on which a figure can be folded so that both parts match exactly.
intersecting lines
Intersecting Lines
  • Lines that cross at one point.
slide12
Line
  • A straight path of points that is endless in both directions.
line segment
Line Segment
  • A part of a line that has two endpoints.
parallel lines
Parallel Lines
  • Lines that never intersect.
diagonal
Diagonal
  • A line segment other than a side that connects two corners of a polygon.
slide16
Edge
  • A line segment where two faces of a solid figure meet.
centimeter
Centimeter
  • A metric unit of length.
  • Smaller than an inch.

( c m )

kilogram
Kilogram
  • A metric unit used to tell how heavy an object is.
  • 1 kilogram equals 1,000 grams.

( k g )

kilometer
Kilometer
  • A metric unit of length.
  • 1 kilometer equals 1,000 meters.

( k m )

even numbers
Even Numbers
  • A whole number that has 0, 2, 4, 6, or 8 in the ones place.
  • A number that is a multiple of 2.

0 2 4

6 8

odd numbers
Odd Numbers
  • A whole number that has 1, 3, 5, 7, or 9 I the ones place.
  • A number not divisible by 2.
  • 3
  • 5 7 9
expanded form
Expanded Form
  • A number written as the sum of the values of its digits.

1,000 + 500 + 40 + 6

1,546

place value
Place Value
  • The value given to the place a digit has in a number.

9,672

600

isosceles triangle
Isosceles Triangle
  • A triangle with at least two sides the same length.
hexagon
Hexagon
  • A polygon with 6 sides.
octagon
Octagon
  • A polygon with 8 sides.
congruent figures
Congruent Figures
  • Figures that have the same shape and size.
slide28
Flip
  • (reflection)
  • The change in the position of a figure that is the result of picking it up and turning it over.
slide
Slide
  • (translation)
  • The change in the position of a figure that moves it up, down, or sideways.
slide30
Turn
  • (Rotation)
  • The change in the position of a figure that moves it around a point.
factors
Factors
  • Numbers that are multiplied together to give a product.

2 X 7 = 14

hundredth
Hundredth
  • One of 100 equal parts of a whole.

1 out of 100

tenth
Tenth
  • One out of 10 equal parts of a whole.

1 out of 10

digits
Digits
  • The symbols 0,1,2,3,4,5,6,7,8,and 9 used to write numbers.
  • 0 1 2
  • 4 5
  • 7 8 9
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