Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Learn how to solve the sum of powers of 2 without using a calculator in this 12-minute math tutorial. Master essential techniques for working with exponents and powers while practicing mental math skills. Through step-by-step instruction, discover methods for breaking down and calculating 2², 2³, 2⁴, and 2⁵, then combine these values using basic arithmetic and algebra principles. Perfect for middle school, high school, and college students looking to strengthen their understanding of powers, exponents, and mental math computation.