The array method only works when one of the numbers being multiplied is bigger than 10. Look at both numbers and, where necessary, split into tens and ones. Draw out a rectangle. Label the top of the ...
For decades, Excel worked on a simple principle: you enter a formula into one cell, and it returns a single result into that ...
Voiceover: In a world without maths,a land where people forgot, who will save the day? Mr Sharma: Errrrr, Ooooo…1, 2, 3, 4, 5, where’s the next box? Aww why can ...