Multiplication - Grade 3
Videos, worksheets, games and activities to help Grade 3 students understand multiplication.
These lessons will help you develop an understanding of multiplication by:
• representing and explaining multiplication using equal grouping and arrays.
• relating multiplication to repeated addition.
• relating multiplication to division.
Related Topics: Understanding Division
Multiplication using Grouping and Arrays
Multiplication can be understood as a process of counting objects by equal groups.
We can also think of multiplication as rows and columns in rectangular arrays. An array is an arrangement of objects in equal rows.
For example, an array of cookies
This video uses pictures such as grouping and arrays to solve multiplication problems.
Multiplication as Repeated Addition
We can think of multiplication as addition of the same amount.
5 + 5 + 5 = 15
3 × 5 = 15
Relate Multiplication and Division
Multiplication and division “undo” each other. They are inverse operations.
For example, if
3 × 2 = 6 then 6 ÷ 3 = 2.
Relating Multiplication & Division.
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