Fourth Grade math in New Hampshire schools emphasizes the development of advanced arithmetic skills and a deeper understanding of mathematical concepts. Students work on multi-digit addition, subtraction, multiplication, and division. They explore fractions and decimals, focusing on their equivalence and operations. Measurement concepts expand to include area and perimeter, as well as conversions between units. In geometry, students learn about angles and properties of two-dimensional shapes. These lessons are structured to enhance critical thinking and problem-solving abilities, aligning with state standards to ensure a solid mathematical foundation for future learning.