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Lesson Plans and Worksheets for Grade 3
Lesson Plans and Worksheets for all Grades
Common Core For Grade 3
More Lessons for Grade 3 Math
Examples, videos, and solutions to help Grade 3 students learn how to count by units of 7 to multiply and divide using number bonds to decompose.
Common Core Standards: 3.OA.3,
3.OA.4,
3.OA.5,
3.OA.7,
3.OA.9,
3.OA.1,
3.OA.2,
3.OA.6
New York State Common Core Math Grade 3, Module 3, Lesson 5
Worksheets for Grade 3
Application Problem
Gracie draws 7 rows of stars. In each row, she draws 4 stars. How many stars does Gracie draw in all? Use a letter to represent the unknown and solve.
Note: This problem reviews the G3–M1 concept of multiplying using units of 4. It will be used in the Concept Development to lead into skip-counting by sevens. Be sure to circulate and find a student’s work to be used as an example in the Concept Development (find a student who counted by four 7 times to solve the problem).
Concept Development
Part 1: Use number bonds to decompose and make ten as a strategy for skip-counting units of 7.
Part 2: Skip-count by seven to solve multiplication and division problems.
Count by units of 7 to multiply and divide using number bonds to decompose.
Number bonds to decompose numbers for skip counting
Skip-count by seven 4 times.
Lesson 5 Homework
1. Use number bonds to help you skip-count by seven by making ten or adding to the ones.
2. Skip-count by seven to fill in the blanks. Then use the multiplication equation to write the related division
fact directly to the right.
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