Multiplying (or even adding) two 16bit numbers is a good learning experience for assembler. I think it really depends on your goal. I learned x86 assembly way

Multiplying (or even adding) two 16bit numbers is a good learning experience for assembler. I think it really depends on your goal. I learned x86 assembly way back when it was relevant but now I do 6502 assembly for fun. The simplicity and the limitations are what make it interesting.