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# Story Problems Addend Unknown/Difference Unknown on a Number Line #s up to 100

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Product Rating
4.0
File Type
PDF (Acrobat) Document File
2.71 MB   |   27 pages

### PRODUCT DESCRIPTION

Math story problems relating an unknown addend & unknown difference using a number line.

Students try to reach numbers up to a
hundred from a given number using a number line.

Addition and Subtraction Problem Solving Center Task Cards. Students find the difference between 2 numbers by finding the distance between them on a number line. They then identify the 2 equations (+ & -) that can be used to solve that word problem and the answer within the equation, be that the missing addend or the difference.

Includes:
-Assembly Directions
-Center Sign/Directions
-Number Lines
-Example Poster
-18 Problem Solving Cards
-2 Recording Sheets
Common Core Aligned
Operations and Algebraic Thinking 2.OA1. Represent and solve problems involving addition and subtraction. Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.
Total Pages
27
N/A
Teaching Duration
N/A

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