Beginner module

Module 3: Operators, Expressions, and Strings

Use arithmetic, comparisons, logic, and string operations to build useful expressions before you move into decision-making.

Module lessons

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Use `+`, `-`, `*`, `/`, `%`, and assignment operators to update values and calculate results.

Compare values and combine true/false results with logical operators so you are ready for conditions in the next module.

Store text in strings and combine text with values to make output more useful.

Use a few high-value string methods to inspect and transform text without overwhelming the lesson with too many APIs.

Read mixed expressions more accurately by learning how Java decides what to evaluate first.