# Abacus Formulas

**Numeric Formulas**

Numeric formulas allow you to Create almost any numeric formula using mathematical expressions. The following calculations can be done easily with Numeric formulas:

- Summating fields with one another.
- Incrementally increasing fields.
- Attributing the summation or average of a numeric calculation to the parent epic or parent issue.
- Rounding results to the nearest whole number.
- And more...

*Learn more by reading the Numeric Formula documentation.*

**Date Formulas**

Date formulas allow you to add or subtract duration values to your date fields within JIRA. The following calculations can be done easily with Abacus Date Formulas:

- Calculating Due date based on other field values.
- Calculating the duration difference between two date fields.
- And more...

*Learn more by reading the Date Formula documentation.*

**Duration Formulas**

Duration formulas allow you to use duration fields to create calculations within your project. The following calculations can be done easily with Abacus Duration Formulas:

- Add or Subtract two duration fields
- Multiply or Divide two duration fields with one another or a duration field with a static number
- Attribute duration calculations to the parent epic or parent issue
- And more...

*Learn more by reading the Duration Formula documentation.*