CK-12 Foundation
Ck 12: Elem Math: Identifying Digit Values in Numbers Numbers to 10000
[Free Registration/Login may be required to access all resource tools.] The video describes the value of a digit in the thousands place. The video is followed by a series of practice questions to assess student comprehension of the concept.
Khan Academy
Khan Academy: Comparing Three Digit Numbers
In this exercise, students practice comparing three-digit numbers. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Multiplying 4 Digits by 1 Digit With Visual Models
In this exercise, students practice multiplying 4 digits by 1 digit with visual models. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Illustrative Mathematics
Illustrative Mathematics: Toll Bridge Puzzle
You are on a trip and need to cross a bridge, but you have to pay tolls in coins. Solve this puzzle by making your way to the island only using 100 coins.
E-learning for Kids
E Learning for Kids: Math: Movie Theater: Number Patterns
Caleb works in a movie theater. Can you help him serve foods and beverages to the customers?
Khan Academy
Khan Academy: Add 1s or 10s (No Regrouping)
Practice solving problems like 34+5 and 34+50.
Math Is Fun
Math Is Fun: Compare Decimal Numbers 0 to 1
Score points as you compare the value of two given decimals by choosing the correct symbol: less than, greater than, or equal.
ClassFlow
Class Flow: Rounding to the Nearest 10
[Free Registration/Login Required] This flipchart is an introduction/review for rounding to the nearest 10 in 2 and 3 digit numbers.