Multiply by 3 using the grouping of objects and arrays. Explore the Multiply by 3 facts using the grouping of objects and arrays. Compete against characters to see who finds the product first.

[Ken Shirriff] has been sharing a really low-level look at Intel’s Pentium (1993) processor. The Pentium’s architecture was highly innovative in many ways, and one of [Ken]’s most recent discoveries ...

This summer, battle lines were drawn over a simple math problem: 8 ÷ 2(2 + 2) = ? If you divide 8 by 2 first, you get 16, but if you multiply 2 by (2 + 2) first, you get 1. So, which answer is right?

This article was originally published by computer historian Ken Shirriff on his blog. Thanks to his kind permission, the article is reproduced here. Eine Übertragung ins Deutsche ist ebenfalls ...

Multiplying and dividing whole numbers by numbers greater than 0 and less than 1 can be broken into a whole number calculation followed by multiplying or dividing by a power of 10, for example 10, 100 ...

When you multiply a number by a power, you are really just multiplying that number by itself a number of times equal to the power. This means that, for example, 2 multiplied by a power of 3 is the ...

Anita Ponsaing receives funding from the ARC Centre of Excellence for Mathematical & Statistical Frontiers (ACEMS). Most people will probably remember the times tables from primary school quizzes.

Multiply by 5 using the grouping of objects, counting by fives, and arrays. Explore the Multiply by 5 facts using the grouping of objects, counting by fives, and arrays. Compete against characters to ...