K20 LEARN
Comparing Numbers And Fruit—More Or Less: Comparing Numbers
A discussion begins a lesson on comparing numbers. Pupils explain how they can show a number, then visit math centers to explore number-making tools. A story read-aloud of More or Less by Stuart Murphy identifies language for comparing...
CK-12 Foundation
Single Bar Graphs: Cupcakes
What is a little cake among friends? Given the relationship between the number of cupcakes five friends have, pupils create a bar graph. The learners answer questions about the graph and adjust the graph if one friend shares some of his...
Illustrative Mathematics
Maria’s Marbles
Ali has more marbles than Maria in some of these word problems, while in others Maria has more marbles than Ali. First graders are tasked to read each word problem and solve how many marbles each girl has.
Mathwire
A Collection of Logic Number Puzzles on the Hundred Board
What's my number? Spark mathematical thinking and have some fun with thirty number puzzles that pose a series of questions to guide learners towards number discovery.
Curriculum Corner
Find the Biggest Number
Scholars answer the question, "Which number is bigger?" by circling the correct number among sixteen pairs of numbers. The given numbers range from 1 to 20.
Curated OER
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency in...
CK-12 Foundation
Ck 12: Elem Math: Understanding More Than
[Free Registration/Login may be required to access all resource tools.] The video describes what more than means mathematically by continually counting one more than the number provided in the example. The video is followed by a series...
CK-12 Foundation
Ck 12: Elem Math: Guessing the Correct Numbers
[Free Registration/Login may be required to access all resource tools.] The video describes how to break down a statement to determine the value of a number given two different constraints. The video is followed by a series of practice...
CK-12 Foundation
Ck 12: Elem Math: Understanding More Than
[Free Registration/Login may be required to access all resource tools.] The video describes what more than means mathematically by continually counting one more than the number provided in the example. The video is followed by a series...
Chateau Meddybemps
Chateau Meddybemps: Teeter Totter Experiments
Practice comparing mass by trying the Teeter Totter Experiment. Watch the teeter totter move up and down as you compare Marcus to each animal.
Khan Academy
Khan Academy: Compare Numbers of Objects 1
Practice counting which group has more objects. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
Sumdog Teacher Portal: One More, One Less
This engaging lesson plan introduces students to basic addition and subtraction by adding or subtracting one. Teachers can create a free Sumdog account and usernames for their students to practice the skills through online learning games.
CK-12 Foundation
Ck 12: Elem Math: More and Less Addition and Subtraction
[Free Registration/Login may be required to access all resource tools.] The video describes how to break down a subtraction statement to determine if the statement should be more or less than. The video is followed by a series of...
Alabama Learning Exchange
Alex: Subtraction Fun!
The students will be introduced to the concept of subtraction. They will use different manipulatives to practice this concept. The students will also learn to recognize the minus sign.
ABCya
Ab Cya: Molly's More or Less Quest
Molly is back in a More or Less Quest! This educational activity provides word problems with manipulatives for kids to practice comparing more or less. The word problems are read aloud and have objects that can be used for counting and...
NumberNut
Number Nut: Multiplication: Comparing Multiplication Products (No Carrying)
Quiz where the player calculates the answers for two multiplication questions involving one- and two-digit numbers, with no regrouping, and then chooses the correct symbol for comparing the products (i.e., >, <, or =).
NumberNut
Number Nut: Multiplication: Comparing Multiplication Products (With Carrying)
Quiz where the player calculates the answers for two multiplication questions involving one- and two-digit numbers, with regrouping, and then chooses the correct symbol for comparing the products (i.e., >, <, or =).
ClassFlow
Class Flow: More Than and Less Than
[Free Registration/Login Required] This interactive flipchart explores the ways that number and objects are represented in the real world. The flipchart contains assessment tools.