Adding to his extensive collection of simple but effective and clear math apps, Esa Helttula has now introduced Polynomial Long Division.

Fully factorise polynomials using long division or synthetic division in Higher Maths.

Fully factorise polynomials using long division or synthetic division in Higher Maths.

I can't think of anytime I've done long division by hand in 30 years, nor has it helped me understand something. Nor have I found any use for long division with polynomials.