Subtracting Without Regrouping Lesson Plan: Numbers and Operations in Base Ten
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This lesson accompanies the BrainPOP Jr. topic Subtracting Without Regrouping, and supports the standard of subtracting within 100 using strategies based on place value. Students demonstrate understanding through a variety of projects.
Step 1: ACTIVATE PRIOR KNOWLEDGE
Display an image of 15 treats, like these cookies:
Say, “Imagine someone ate three cookies.” Ask:
- How could you use numbers, words, or pictures to find out how many cookies are left?
Step 2: BUILD KNOWLEDGE
- Play the Subtracting Without Regrouping movie.
- Click the pause button each time a question appears in Annie’s Notebook and discuss it as a class. Then play to see how Annie answers it.
TIP: The pause button turns red to remind you to pause.
Step 3: APPLY and ASSESS
Students take the Easy Quiz or Hard Quiz, demonstrating what they learned about the topic while applying essential literacy skills.
Step 4: DEEPEN and EXTEND
Students express what they learned about subtracting without regrouping while practicing essential literacy skills with one or more of the following activities. Differentiate by assigning ones that meet individual student or grade-level needs.
- Draw About It: Draw a picture to solve a problem.
- Activity: Solve subtraction problems to answer a riddle.
- Talk About It: Practice solving subtraction problems.
- Write About It: Write a subtraction word problem and challenge a classmate to solve it.
More to Explore
Addition and Subtraction Unit: Continue to build understanding around operations in base ten by exploring more BrainPOP Jr. topics.
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