# Basic Math (Arithmetic)

Educator Edition

Contributor | Portland Community College |

Course | MTH 20, Basic Math (Arithmetic). Covers fractions, decimals, percents, integers, and measurements to write, manipulate, interpret, and solve application and formula problems. Explores some measures of central tendency. A scientific calculator is required. The TI-30X II is recommended. |

## Customize your Student Experience

Edfinity is a full-featured homework system. Use this problem series as-is, or mix-and-match with other series or your own problems as desired. Edfinity gives you complete control over the every aspect of students' online assessment experience.

## Intended Outcomes

Upon completion of the course students should be able to:

- Choose and perform accurate arithmetic computations in a variety of situations with and without a calculator.
- Creatively and confidently apply mathematical problem solving strategies.

## Powered by WeBWorK

This problem series includes WeBWorK-enhanced problems. WeBWorK problems are highly sophisticated, supporting the representation and manipulation of mathematical objects such as vectors, points, matrices, intervals, and complex numbers, with customizable answer checkers. Students are encouraged to make multiple attempts until they succeed, and given immediate feedback on correctness.

Edfinity provides full access to the WeBWorK Open Public Library (OPL), a collection of over 20,000 rich, interactive problems across a wide range of math and science subjects, including college algebra, discrete mathematics, probability and statistics, single and multivariable calculus, differential equations, linear algebra and complex analysis.

## Problem Sets

- Exponents And Rounding Whole Numbers
- Multiplication
- Division
- Geometry Basics
- Divisibility Test
- Prime Numbers
- Gcf And Lcm
- Order Of Operations 1
- Integers And Absolute Value
- Add Subtract Integers
- Multiply Divide Integers
- Order Of Operations 2
- Fraction Definition
- Add Subtract Fractions
- Multiply Fractions
- Divide Fractions
- Mixed Number Definition
- Add Subtract Mixed Numbers
- Multiply Divide Mixed Numbers
- Order Of Operations 3
- Decimal Definition
- Decimal Addition Subtraction
- Decimal Multiplication Division
- Decimal And Fraction
- Square Root
- Mean Median Mode
- Rate And Ratio
- Proportion
- Unit Conversion
- Percent Definition
- Percent Formula
- Percent Word Problem
- Percent Of Increase Decrease

## License

This is a multi-student, educator license. You will be able to manage an online classroom of your students, and monitor their progress.