Introduction
Line charts help you see how numbers change over time or categories. They connect points with lines so you can spot trends easily. This is useful when you want to compare data like sales or temperatures over days or months.
When you want to show monthly sales growth for your small business.
When tracking daily temperatures to see if it is getting warmer or colder.
When comparing website visitors each week to find busy and slow periods.
When showing how expenses change over several months to manage your budget.
When visualizing student test scores over a school year to check progress.