What grade is calculus?

The grade level at which calculus is taught can vary depending on educational systems and specific curriculums. Calculus typically begins at a higher level, usually in high school after completing Algebra I and II, Geometry, Trigonometry, and Precalculus. In the United States, calculus is typically introduced around grade 11 or 12, while in other countries, it might start earlier or later depending on the education system.