The doubling square trick is a simple mathematical shortcut designed for class 6 to 10 students to make multiplication easier ...

The word “algorithm” can sometimes seem like a word designed to scare people away from math classes, much like the words “calculus”, “Fourier transform”, or “engineering exam”. But in reality it’s ...

Use multiplication to tell "how many." Multiply by 2 using the grouping of objects. Explore multiplication to help us tell "how many." Multiply by 2 using the grouping of objects and arrays. Connect ...

The array can be shown as 5 groups of 3 showing that 5 x 3 = 15. Or it could be shown as 3 groups of 5 showing that 3 x 5 = 15. This demonstrates that multiplication is commutative. Image caption, ...

Voiceover: In a world without maths,a land where people forgot, who will save the day? Dave: And the winner of this year’s ‘Guess the number competition’ is Charlie.Well done, you guessed twenty five ...