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 ...

Aww do you wish you had more balloons? You know, you have four balloons there. If you multiply that by ten you’d have 40. Because to multiply anything by ten, you just move the number one place to the ...