Groups of children in 4th, 5th, and 6th grades and college students performed exact calculation and computation estimation tasks with two-digit multiplication problems. In the former they calculated ...

Napier’s method of multiplication is a method used to multiply large numbers when you do not have a calculator. Draw a 2 by 2 grid to multiply a 2-digit number by another 2-digit number. Label the ...

Vedic Math Puzzle: A Vedic math puzzle is a mathematical problem or equation that utilizes techniques from Vedic mathematics, an ancient Indian system, to find solutions in a quicker and more ...