Illinois Standards. What is a Number Line? Number lines can be used to help with many different ways. The most common ways are for addition and subtraction.

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Study GuideUsing Number Line

Worksheet/Answer keysUsing Number Line

Worksheet/Answer keysUsing Number Line

Worksheet/Answer keysUsing Number Line

IL.6. Number Sense: Demonstrate and apply a knowledge and sense of numbers, including numeration and operations (addition, subtraction, multiplication, division), patterns, ratios and proportions.

6.A. Demonstrate knowledge and use of numbers and their representations in a broad range of theoretical and practical settings.

6.A.1a. Identify whole numbers and compare them using the symbols <, >, or = and the words less than, greater than, or equal to, applying counting, grouping and place value concepts.

6.B. Investigate, represent and solve problems using number facts, operations (addition, subtraction, multiplication, division) and their properties, algorithms and relationships.

6.B.1. Solve one- and two-step problems with whole numbers using addition, subtraction, multiplication and division.

6.C. Compute and estimate using mental mathematics, paper-and-pencil methods, calculators and computers.

6.C.1a. Select and perform computational procedures to solve problems with whole numbers.

IL.8. Algebra and Analytical Methods: Use algebraic and analytical methods to identify and describe patterns and relationships in data, solve problems and predict results.

8.C. Solve problems using systems of numbers and their properties.

8.C.1. Describe the basic arithmetic operations (addition, subtraction, multiplication, division) orally, in writing and using concrete materials and drawings.