Purple Math
Purplemath: Place Value: Concepts
Explains and illustrates the thinking behind the concept of place value.
Purple Math
Purplemath: Rounding Numbers
Reviews how to round numbers to a given place or number of decimal places.
Khan Academy
Khan Academy: Subtract Decimals #6
Practice the subtraction of small numbers and decimals to the hundredths.
Khan Academy
Khan Academy: Subtract Decimals #5
Practice subtracting decimals to the hundredths place. Includes hints.
Khan Academy
Khan Academy: Adding Decimals #6
Practice adding whole numbers and decimals up to the hundredths place. Includes hints.
Khan Academy
Khan Academy: Adding Decimals #5
Practice adding whole numbers and decimals up to the hundredths place. Includes hints.
Math Slice
Math Slice: Ordering Numbers
A jeopardy game where students practice finding the sum of two numbers. Each number will have one to four digits where the more digits that are in the problem, the more points the correct answer is worth.
Ducksters
Ducksters: Practice Math Answers: Triple Digit Subtraction
Practice Math Answers: Triple Digit Subtraction
Disfruta Las Matematicas
Disfruta Las Matematicas: Numeros Decimales!
This unit could be used as an introduction to decimals. It has good examples and also contains worksheets that could be printed with or without the answers.Read phonetically
Calculator Soup
Calculator Soup: Long Subtraction Calculator With Regrouping
Do long subtraction with regrouping or borrowing. Enter whole numbers or decimal numbers to find the difference. This calculator finds the answer using long subtraction with regrouping and shows the work step by step.
Quia
Ixl Learning: Lattice Multiplication
Brush up on your math skills relating to lattice multiplication then try some practice problems to test your understanding.
Quia
Ixl Learning: Multiples
Brush up on your math skills relating to multiples then try some practice problems to test your understanding.
Mocomi & Anibrain Digital Technologies
Mocomi: What Are Factors and Multiples?
Explores factors and multiples and the difference between them.
Beacon Learning Center
Beacon Learning Center: Trading Game
Learners explore regrouping using place value blocks. Topics include regrouping ones, tens, and hundreds.