Representing Word Problems with Models & Number Sentences
T.I.P.S.
The student must be able to use objects, drawings, and number sentences to model the relationship of numbers, up to 20, in addition and subtraction word problems. They must be able to solve and explain their solution and thinking to these real life situations.
Example
Use a math drawing, paper, and pencil to solve the following problem situation. Write a number sentence to show how you solved the following problem and be ready to share their thinking. Maggie had 17 friends at her party. Some of them went outside to jump on the trampoline. Four friends were remaining in the room. How many friends went outside?
Digital Tools
Click on the following links for interactive games. Number Bonds Addition to 20 Adding with a Number Line Subtracting with a Number Line Number Line Addition Writing Addition Number Sentences to Match Word Problems Writing Subtraction Number Sentences to Match Word ProblemsResources
Click on the following links for more information.TEKS
1.5 Algebraic reasoning. The student applies mathematical process standards to identify and apply number patterns within properties of numbers and operations in order to describe relationships. The student is expected to:(D) represent word problems involving addition and subtraction of whole numbers up to 20 using concrete and pictorial models and number sentences
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