Division: Solving for Unknown Factors
Need extra help for EL students? Try the Number Relationships in Division pre-lesson.
Students will be able to solve for the unknown factors in division problems.
- Invite students to bring their math journals and a pencil to the class meeting area.
- Have students place their supplies on the floor next to them.
- Tell students that today they're going to learn strategies for solving division problems.
- Let the students know that to solve for the unknown factor in a division problem, they must have a strong grasp of some multiplication strategies and multiplication facts.
- On the board write “Multiplication Strategies.”
- Ask students to share with the class some multiplication strategies they already know. As the students share, list the strategies on the board under the term “Multiplication Strategies.”
- Some strategies students may share are repeated additions, arrays, skip counting, or grouping.
- Have students share their strategies with an EL with the same home language (L1) or a supportive non-EL.
- Allow students to discuss the strategies and create visuals to support their explanations.
- Provide student-friendly definitions and accompanying images for important terminology, such as: multiplication, strategy, unknown factor, division.
- Ask students to talk to a partner about multiplication strategies before sharing with the whole group.