BASIC MATH LESSON:
WHAT'S THE MISSING NUMBER?

FIND THE MISSING NUMBER LESSON PLAN

Teacher Materials:

• Chalkboard and chalk
• What's the Missing Number Worksheet

Lesson:

• Write the problem 3 + 4 on the board. Have students solve the problem.

• Then write 3 + 4 =  . Explain that the square represents the missing part of the problem. The answer is the same answer that they found before, 7.
  

• Write 2 +     = 7. Remind the students that the square represents the missing number. Ask what number could go in the square to make the statement true? Explain that they have to find a number that when added to 2 equals 7. (5)
  

• Write   + 4 = 5. Explain that the triangle, just like the square, represents the missing number. What number would make the number statement true? (1)

• Write 10 =   + 2.  Explain that the circle, just like the square and triangle represents the missing number. What number would make the number statement true? (8)

• Repeat as many times as the teacher deems necessary.

Assessment:
Use the worksheet to evaluate whether students understand the concept.

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