Strip Diagrams

We are looking at WORD PROBLEMS and how to solve them. 

Here's the TEK:

4.5A represent multi-step problems involving the four operations with whole numbers using strip diagrams and equations with a letter standing for the unknown quantity;

Basically, it's algebra. 

UPS Check is what I expect my kiddos to do with every word problem. 

Here's an example of a strip diagram. 

Here's Brianna writing a number sentence to match the word problem!