Addition with Unknown Numbers Bundle with Game

Subject: Math, Operations and Algebraic Thinking

Type: Lesson Plan Bundle

Skills:

• Collaborate using key academic math language, determine the unknown number in an addition equation relating 3 numbers by using manipulatives, count on to determine the unknown number to make an addition equation true, and use subtraction to determine the unknown number to make an addition equation true
• Demonstrate their understanding by playing 3 games - "How Many are Hiding?," "How Many Sprinkles," and "Missing Numbers - Around the Room"

Materials Needed:

• Pencils
• Manipulatives: small counting blocks, chips/counters, or small counting bears
• Cup or container to hide/cover counting blocks
• Student whiteboards, erasers, dry erase markers
• Scissors and glue

Printable Resources:

• “I am a Detective! Find the Missing Number” (1 copy per student) (1 for display)
• “How Many are Hiding?” (1 copy) (1 set per group)
• “How Many Sprinkles?” (1 copy – cut out before lesson)
• “How Many Sprinkles Recording Sheet” (1 copy per student)
• “Missing Number – Around the Room”  (1 copy – cut out before lesson)
• “Missing Number – Around the Room Recording Sheet”  (1 copy per student)
• “Exit Slips” (as an optional assessment component) (1 copy per student)

CCSS: 1.OA.8

File Type: PDF Document