## Common Core State Standards for Mathematics

Grade(s) 3 resources related to the following standard:
Operations and Algebraic Thinking
Represent and solve problems involving multiplication and division.
4. Determine the unknown whole number in a multiplication or division equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 × ? = 48, 5 = ÷ 3, 6 × 6 = ?.

 Showing 31-35 of 35 resultsResults per page: 10515202550 Sort by: TitleRatingNewest First
ResourceResource Type
Rating
This interactive Flash applet contains a progressive range of exercises to sharpen mental math and recall of number facts. Levels include one-digit addition and subtraction within 20, two-digit addition and subtraction within 100, and multiplication up to x5 and x10. The goal is to complete 10 correctly as quickly as possible. An incorrect answer deletes a point, discouraging guessing. At the end of each round the applet reports the time taken and the number of errors.
Activity, Interactive Media
Grade Level: 1, 2, 3, 4
This website provides learners with lessons and practice problem to understand the Model-Drawing method and its advantages in visualizing word problems. Six other approaches to solving math problems are also presented: Draw a Picture, Look for a Pattern, Guess and Check, Make a Systematic List, Logical Reasoning and Work Backwards. Lessons are for grades 3-6 and each grade has activities for 4 levels of difficulty.
Instructional Strategy, Lesson Plans, Problem Set
Grade Level: 3, 4, 5, 6+