Amby Duncan-Carr
Prime Factorization: Amby's Resources
What is prime factorization? This site goes through a step-by step process explaining different ways to find the prime factorization.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting
[Free Registration/Login may be required to access all resource tools.] A video tutorial using order of operations with both addition and subtraction to solve problems with emphasis on working from left to right. Practice questions...
Common Core Sheets
Common Core Sheets: Number and Operations in Base Ten 5.nbt.1 Worksheets
Teachers can assess students' knowledge of place value with these printable worksheets. You can even create your own worksheet or flashcards.
Calculator Soup
Calculator Soup: Mixed Numbers Calculator
Do math calculations with mixed numbers (mixed fractions) performing operations on fractions, whole numbers, integers, mixed numbers, mixed fractions, and improper fractions. This calculator can add, subtract, multiply and divide mixed...
AAA Math
Aaa Math: Adding Five Digit Numbers
AAAMath.com provides an online game to practice addition with five digit numbers. The game will give you addition problems and keep track of your correct and incorrect answers. It will also give you a percent score for the correct answers!
AAA Math
Aaa Math: Adding Six Digit Numbers
This lesson has a game and explanation of addition with six digit numbers. The game will keep running totals of your correct and incorrect answers. It will also give a percent score of the correct answers for you to see.
AAA Math
Aaa Math: Adding Three Numbers
Find an explanation on how to add three numbers together using pencil and paper. There is also an online game that will keep running totals of your correct and incorrect answers. The lesson also gives you a percent score of the correct...
AAA Math
Aaa Math: Adding Seven Digit Numbers
This lesson is provided for by J. Banfill at AAAMath.com. Look over an example of adding seven digit numbers and then play this online game for practice. The game will keep track of your correct and incorrect answers, as well as give you...
AAA Math
Aaa Math: Adding Two Digit Numbers Mentally
Read these two strategies for adding two-digit numbers in your head. Then try out the one you like better by playing the game. Running totals of your correct and incorrect answers as well as a percent score of your correct answers will...
ABCya
Ab Cya: Addition With Manipulatives
An interactive addition game that includes movable manipulatives. An engaging tool for building skills with one and two digit addition facts. Immediate feedback given.
Illustrative Mathematics
Illustrative Mathematics: Multiplying Decimals by 10
The purpose of this task is to help learners understand and explain why multiplying a decimal number by 10 shifts all the digits one place to the left. This understanding builds on work around place-value that students have done with...
Alabama Learning Exchange
Alex: Partying With Two/three Digit Whole Numbers
The purpose of this lesson is to apply the operations of addition to solve problems using multiple strategies. The students will communicate their math knowledge during the process by showing examples and discussing their work. This...
University of Cambridge
University of Cambridge: Nrich: Round and Round the Circle
Learn multiplication with this dial star exercise. Predict what shapes you will get with different numbers.
Lizard Point Quizzes
Lizard Point: Subtraction Practice
At this site from Lizard Point Consulting, you can practice several different levels of difficulty of subtraction problems that use 1-digit numbers all the way up to 3-digit number subtraction problems that require regrouping. You can...
Quia
Quia: Subtracting to Win a Million
Students will love playing this "Who Wants to be a Millionaire," style game as they work through the subtraction problems. Some of the numbers are large, but there is no regrouping necessary.
Other
Technical Tutoring: Basic Math Operations
This tutorial resource provides help with math in addition, multiplication, subtraction, division, identities, powers, and exponentiation.
Quia
Quia: Add Your Way to a Million (Rags to Riches)
You can earn a million bucks playing this addition game. A succinct multiple choice game with hints, if you need them. Contains simple computation problems mixed with a few word problems. Must be able to add up to the millions place (one...
AAA Math
Aaa Math: Adding Numbers
At this lesson, practice adding single digit numbers with this online game. The game keeps a running total of your correct and incorrect answers, and a percent score of the answers you have correct.
Other
Room 108: Addition With Carrying Over
This website helps you go through the steps to add larger numbers when you need to "carry." There are audio instructions that show you step-by-step how to do the traditional algorithm. Requires Java.
Illustrative Mathematics
Illustrative Mathematics: Which Number Is It?
The purpose of this task is to help students understand the fact that the value of a digit in one place is ten times the value of the same digit in the place to the right. Aligns with 5.NBT.A.1.
Scholastic
Scholastic: Max's Math Adventures: Good Bye Training Wheels!
Take a bike ride with Max and add up the miles he has traveled. Use the teacher's guide, activity sheet, and extra challenges to create an engaging learning experience!
Scholastic
Scholastic: Max's Math Adventures: Farmer Fred's Counting Farm
Add and rhyme with Farmer Fred, then use the activity sheet to work through some more farm addition. The teacher's guide and extra challenges will be helpful in lesson planning.