CK-12 Foundation
Ck 12: Elem Math: Comparing Values of Two Numbers
[Free Registration/Login may be required to access all resource tools.] Students practice comparing and ordering two numbers up to one hundred thousand.
CK-12 Foundation
Ck 12: Elem Math: Comparing Numbers Using Greater Than and Less Than
[Free Registration/Login may be required to access all resource tools.] Students practice comparing numbers using greater than and less than.
CK-12 Foundation
Ck 12: Elem Math: Comparing the Values of Numbers in a Set
[Free Registration/Login may be required to access all resource tools.] Students practice comparing numbers in a set of numbers by watching a video and then attempting practice problems.
CK-12 Foundation
Ck 12: Elem Math: Comparing Sums or Differences Between Numbers
[Free Registration/Login may be required to access all resource tools.] Students practice with addition and subtraction of whole numbers.
CK-12 Foundation
Ck 12: Elem Math: Comparing Values of Numbers in Written Form
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems by comparing values of numbers.
CK-12 Foundation
Ck 12: Elem Math: Determining Amount of Overflow Word Problems
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on how to find the amount of overflow in a capacity problem.
CK-12 Foundation
Ck 12: Elem Math: Sums of Whole Numbers to 1000 (Grade 3)
[Free Registration/Login may be required to access all resource tools.] This site offers the video "Addition: 3 Digits." and a practice quiz in which students solve problems using addition to find the sum or summand of numbers up to 1000.
CK-12 Foundation
Ck 12: Elem Math: Identifying Ellipses and Polygons
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on identifying ellipses and polygons.
CK-12 Foundation
Ck 12: Elem Math: Ordering Money
[Free Registration/Login may be required to access all resource tools.] Students solve problems in which they are ordering money.
CK-12 Foundation
Ck 12: Elem Math: Visually Comparing Capacity and Volume
[Free Registration/Login may be required to access all resource tools.] Students practice visually comparing capacity using metric units.
CK-12 Foundation
Ck 12: Elem Math: Smallest and Largest 3 Digit Numbers Given Digits
[Free Registration/Login may be required to access all resource tools.] Students use place value concepts to write the largest and smallest possible numbers given a set of numbers.
CK-12 Foundation
Ck 12: Elem Math: Area in Grid
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems on how to find the area of a shape using grids.
CK-12 Foundation
Ck 12: Elem Math: Arranging Numbers in Specific Orders
[Free Registration/Login may be required to access all resource tools.] Students practice putting whole numbers in ascending or descending order.
CK-12 Foundation
Ck 12: Elem Math: Counting Straight Lines and Curves in Various Shapes
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on counting lines and curves in various two dimensional shapes.
CK-12 Foundation
Ck 12: Elem Math: Classify Triangles, Composite Figures Number of Equal Sides
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems on classifying a triangle inside a composite figure.
CK-12 Foundation
Ck 12: Elem Math: Classifying Right Obtuse or Acute by Angle Measure
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to classify triangles based on angle measures.
CK-12 Foundation
Ck 12: Elem Math: Inequalities With Addition and Subtraction
[Free Registration/Login may be required to access all resource tools.] Students attempt practice problems on solving basic inequalities with addition and subtraction.
CK-12 Foundation
Ck 12: Elem Math: Counting Vertices and Sides in Various Shapes
[Free Registration/Login may be required to access all resource tools.] Students practice counting sides and vertices in various two dimensional shapes.
CK-12 Foundation
Ck 12: Elem Math: Solving for Ending Time in 5 Minute Intervals Word Problems
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on solving time word problems involving 5 minute intervals.
CK-12 Foundation
Ck 12: Elem Math: Dividing by 1 Digit Numbers With Illustrations
[Free Registration/Login may be required to access all resource tools.] Students practice with division facts by dividing one digit numbers and watching an overview video.
CK-12 Foundation
Ck 12: Elem Math: Dividing by 1 Digit Numbers With Remainders
[Free Registration/Login may be required to access all resource tools.] Students practice with basic division with one digit numbers involving remainders.
CK-12 Foundation
Ck 12: Elem Math: Counting Flat Surfaces in Various 3 D Shapes
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to count the number of faces in various three dimensional shapes.
CK-12 Foundation
Ck 12: Elem Math: Dividing to Find the Unit Price
[Free Registration/Login may be required to access all resource tools.] Students practice using division to find the unit price.
CK-12 Foundation
Ck 12: Elem Math: Counting the Number of Basic 2 D Shapes in a Set of Figures
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on identifying various 2D shapes in a set of figures.