Math Teacher Explaining Fractions on Chalkboard - Educational Illustration #237790 (License: Personal Use)

This black-and-white line drawing shows a male educator in a collared shirt and trousers, holding an open textbook in one hand and gesturing toward a chalkboard displaying the arithmetic expression “1 + 1/2”. The scene captures a classic classroom moment focused on foundational math instruction, emphasizing visual teaching aids and active engagement.

Used on educational websites, teacher resource portals, or curriculum pages to illustrate math instruction, pedagogy, or student-centered learning; matches user intent for finding teaching visuals, lesson examples, or classroom imagery.