Unit 1, Lesson 4
Multiplication Practice
Grade 4
Warm-up
Number Talk: Factors Over Ten
Standards Alignment
Building On
3.OA.7
Fluently multiply and divide within 100, using strategies such as the relationship between multiplication and division (e.g., knowing that 8 × 5 = 40, one knows 40 ÷ 5 = 8) or properties of operations. By the end of Grade 3, know from memory all products of two one-digit numbers.
Addressing
Building Toward
Find the value of each expression mentally.
Activity 1
Sort the Multiplication Facts
Standards Alignment
Building On
3.OA.7
Fluently multiply and divide within 100, using strategies such as the relationship between multiplication and division (e.g., knowing that 8 × 5 = 40, one knows 40 ÷ 5 = 8) or properties of operations. By the end of Grade 3, know from memory all products of two one-digit numbers.
Addressing
Building Toward
Take turns sorting the multiplication expressions into one of these groups:
- know it right away
- can find it quickly
- don’t know it yet
Multiplication expressions I’m going to practice:
Activity 2
Introduce Find the Number—Factors
Standards Alignment
Building On
3.OA.7
Fluently multiply and divide within 100, using strategies such as the relationship between multiplication and division (e.g., knowing that 8 × 5 = 40, one knows 40 ÷ 5 = 8) or properties of operations. By the end of Grade 3, know from memory all products of two one-digit numbers.
Addressing
4.OA.4
Find all factor pairs for a whole number in the range 1—100. Recognize that a whole number is a multiple of each of its factors. Determine whether a given whole number in the range 1—100 is a multiple of a given one-digit number. Determine whether a given whole number in the range 1—100 is prime or composite.
Building Toward
None
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