BBC7 年
Maths GCSE: Imaginary numbers at use in the real world
MARCUS DU SAUTOY:But when you start to think about it, there's something deeply strange about negative numbers because they don't seem to correspond to anything real at all. MARCUS DU SAUTOY:'The ...
BBC3 年
Multiplying and dividing by numbers between 0 and 1
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 ...