**Illinois Education Standards**. Count forward by 1 or count backwards by 1. Read More...

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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.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.