4th Grade Math Glossary

Find clear explanations of the math language students meet throughout fourth grade.

The ciaoMath! 4th Grade Math Glossary is a convenient mathematics reference designed to support students as they encounter new vocabulary across the curriculum. Understanding a term is an important part of understanding a concept: words such as factor, quotient, numerator, angle, and perimeter carry specific mathematical meanings.

•  Review important fourth-grade mathematics terms.

•  Connect vocabulary with the concepts and operations it describes.

•  Support more precise explanations, reading comprehension, and problem-solving.

Use this downloadable PDF as a companion to ciaoMath! guidebooks, homework, or classroom discussions. It is particularly helpful when students need to revisit an unfamiliar term before continuing with a lesson or explaining their mathematical reasoning.