Maths Shortcut Learn 3 Digit Multiplication easily Secret maths tricks E...

Maths Shortcut Learn 3 Digit Multiplication easily Secret maths tricks Edu extra key

Multiplication (often denoted by the cross symbol "×", by a point "⋅", by juxtaposition, or, on computers, by an asterisk "∗") is one of the four elementary mathematical operations of arithmetic; with the others being addition, subtraction and division edu extra key presents a video.

Edu extra key shows in this video the multiplication of whole numbers may be thought as a repeated addition; that is, the multiplication of two numbers is equivalent to adding as many copies of one of them, the multiplicand, as the value of the other one, the multiplier. The multiplier can be written first and multiplicand second (though the custom can vary by culture[1]); both can be called factors.