Finding Missing Parts in Whole Problems

Teacher Mike introduces the part-part-whole concept, explaining how to find a missing part using subtraction. He provides examples, starting with a whole number of 7 and a part of 3, demonstrating the subtraction method to find the missing part. The video includes instructions for a worksheet activity and several examples with different numbers to reinforce the concept. The video concludes with a summary of the strategy and encourages viewers to subscribe for more content.

What is the main strategy used to find the missing part in a part-part-whole problem?

• Subtraction

• Division

• Multiplication

• Addition

If the whole is 7 and one part is 3, what is the missing part?

• 2

• 5

• 4

• 3

In a part-part-whole problem with a whole of 6 and a part of 2, what is the missing part?

• 4

• 3

• 5

• 6

For a whole of 8 and a part of 3, what is the missing part?

• 5

• 7

• 4

• 6

If the whole is 12 and one part is 6, what is the missing part?

• 7

• 6

• 8

• 5

In a part-part-whole problem with a whole of 10 and a part of 8, what is the missing part?

• 4

• 2

• 3

• 1

For a whole of 14 and a part of 8, what is the missing part?

• 5

• 6

• 7

• 8

If the whole is 11 and one part is 7, what is the missing part?

• 5

• 4

• 3

• 6

What is the missing part when the whole is 16 and one part is 5?

• 11

• 10

• 13

• 12

In a part-part-whole problem with a whole of 18 and a part of 9, what is the missing part?

• 10

• 9

• 8

• 7