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University of Texas
Inside Mathematics: Sheeps and Ducks [Pdf]
This task challenges a student to use addition and multiplication to think about and calculate equal sized groups.
Better Lesson
Better Lesson: Adding and Subtracting Multiples of Ten
Learners will apply the idea of adding or subtracting ten to a number by adding or subtracting multiple groups of ten from a number. Included is a detailed lesson plan, videos of the lesson in action, materials and worksheets, and center...
Better Lesson
Better Lesson: 10 More and 10 Less
This lesson is More or Less a great lesson! Engage young scholars in finding 10 more and 10 less than a number using these fun activities. Includes an eSpark video on place value, detailed lesson plan, copy of a hundreds chart, and...
Cuemath
Cuemath: Even Number
A comprehensive guide for learning all about even numbers with definitions, properties, solved examples, and practice questions.
AAA Math
Aaa Math: Counting Even Numbers by Twos
Use this lesson to learn about adding two and skip counting to understanding the concepts of counting even numbers by twos. Play the interactive game "Counting Up By Twos," and get your score instantly.
AAA Math
Aaa Math: Counting Down With Numbers
Students can practice counting down from ten in a series of self-check exercises and timed learning games.
CK-12 Foundation
Ck 12: Elem Math: Overview of Subtraction Numbers to 100
[Free Registration/Login may be required to access all resource tools.] The video explains two, two-digit subtraction problems one with regrouping and the other without regrouping.
Shodor Education Foundation
Shodor Interactivate: Arithmetic Four
You can challenge a friend to play this game to practice your arithmetic skills. Be ready because any kind of problem can pop up. You can adjust the problems to make them harder and also to give you less time.
Texas Instruments
Texas Instruments: Repeated Skip Counting and Multiplication
Students will explore how to write equivalent repeated addition and multiplication number sentences with the aid of calculators.
Texas Instruments
Texas Instruments: Number and Operation Sense: Whole Numbers
In this activity, students attain a basic understanding of numbers and number operations, developing number sense, and gaining fluency in arithmetic computation. They also learn to use the calculator to explore the mathematical...
Texas Instruments
Texas Instruments: Putting Things in Place
In this activity, students investigate the value of the digits in $8,205.50 and determine the number of thousands, hundreds, tens, ones and even the number of dimes and pennies. The concept is then extended to additional situations. They...
K-5 Math Teaching Resources
K 5 Math Teaching Resources: Adding Tens to a 2 Digit Number [Pdf]
Students will flip two cards over and determine the sum. Base ten blocks could be used for additional help.
Mr. Martini's Classroom
Mr. Martini's Classroom: Counting by 5's
Practice counting by 5's and change the value to count higher or lower. Press "How to do this" for further instructions.
Mr. Martini's Classroom
Mr. Martini's Classroom: Kid's Big Numbers
Students practice place value of whole numbers using base ten blocks.
Mr. Martini's Classroom
Mr. Martini's Classroom: Counting by Ones
Practice counting from 1 to 99 by selecting the missing value.
Mangahigh
Mangahigh: Number: Putting Whole Numbers in Order Up to 1000
Determine which number is missing from the order.
Mangahigh
Mangahigh: Number: Number Partners Up to 20
Students explore the concept of number partners by working through an online tutorial and then attempting a ten question quiz that increases in difficulty as questions are answered correctly.
Mangahigh
Mangahigh: Number: Number Pairs Up to 100
Students explore the concept of number pairs by working through an online tutorial and then attempting a ten question quiz that increases in difficulty as questions are answered correctly.
ABCya
Ab Cya: Number Race
This resource is a fun way to practice odd and even numbers as well as number values (greater than and less than). The object of the game is to drive a vehicle as many miles as possible before running out of fuel.
Khan Academy
Khan Academy: Adding Two Digit Numbers (No Regrouping)
In this exercise, students practice adding two-digit numbers (no regrouping). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
AAA Math
Aaa Math: All About Counting
Early elementary counting skills are detailed here at AAA Math, each section having an explanation, interactive practice, and counting games.
K-5 Math Teaching Resources
K 5 Math Teaching Resources: Find Ten [Pdf]
Find two numbers that add together to make ten and record those problems.
Khan Academy
Khan Academy: Regrouping: Two Digit Number Minus One Digit Number
In this exercise, students practice regrouping with two-digit number minus one-digit number. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.