Cool Math
Coolmath: Coolmath4kids: Division: Standard Algorithm
Short tutorial that breaks down simple division step by step using the standard algorithm where you divide, multiply, and subtract, then repeat. Includes sample problems to try.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: The Meaning of Decimals
This website from The Math Page explains and defines decimals.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Subtracting Whole Numbers and Decimals
If you are looking for a website that explains and defines subtraction with decimals you have arrived at an excellent resource. There are even practice problems at the very end of the lesson.
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: Calculo Mental Todo Terreno
Practice your mental math with this application by finding the sum of two: whole numbers, integers, decimals or fractions. You can choose two different levels of difficulty.
Cool Math
Coolmath: Coolmath4kids: Subtracting Numbers Within 1000
Step-by-step tutorial showing how to subtract numbers less than 1000 in place value columns with and without regrouping. Includes sample problems to try.
Lesson Tutor
Lesson Tutor: Addition and Subtraction of Decimals
This site is an online lesson plan and practice problems for students learning how to add and subtract two decimal values are provided here. Detailed explanation of both the methods and the practice questions are provided for easy...
Cool Math
Coolmath: Decimals How to Add Decimals
Learn how to add decimals by lining up the decimals.
Science Struck
Science Struck: Steps and Examples on How to Divide Decimals
Demonstrates division of decimals by whole numbers and by decimal numbers.
CK-12 Foundation
Ck 12: Elem Math: Differences of Whole Numbers to 1000 (Grade 4)
[Free Registration/Login may be required to access all resource tools.] This learning module features five videos and a set of practice questions in which students subtract numbers with up to 3 digits to find the difference.
Khan Academy
Khan Academy: Multi Digit Multiplication
In this exercise, students practice multi-digit multiplication. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Multi Digit Subtraction
Subtract whole numbers that are less than or equal to 1,000,000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Multi Digit Addition
Add whole numbers with sums less than 1,000,000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Order Decimals
Order 3 decimals with digits up to the thousandths from least to greatest. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Multi Digit Multiplication
Multiply 2-3 digits by 3-4 digits with carrying. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Subtract Decimals 8
More challenging subtraction problems with whole numbers, tenths, and hundredths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Subtract Decimals 2
Subtract small whole numbers and tenths like 1.6-0.3. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Subtract Decimals 3
Subtract larger whole numbers and tenths like 15.7-2.6. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Subtract Decimals 7
Subtract larger whole numbers, tenths, and hundredths like 35.65-17.34. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Multiply 2 Digits by 2 or More Digits: Long Multiplication
[Free Registration/Login may be required to access all resource tools.] This learning module features a video and a practice quiz students put digits into a column to multiply each digit of the multiplier by the multiplicand.