Vocabulary

• parts-and-total diagram - A diagram that organizes informationfrom a parts-and-total number story. The following parts-and-total diagram organizes the information from Carl and Sam’s gift bag story.

• parts-and-total number story - A number story in which two or more quantities (parts) are combined to form a total quantity. For example: Carl filled 20 gift bags. Sam filled 16 gift bags. How many gift bags did Carl and Sam fill in all?

Math Journal (Math Boxes)

Pages 123 & 124

Homework

Home Link 5.9 - Parts-and-Total Number Stories