I figuered it was that. But what's with the riddles
Well thanks Anon
A postage stamp
36- 72, 108
54- 108
so its 108
Yeah I get it
LOL who knows
Ha see TayJay such a bug.
Put your decimal over 1 then multiply it by 1000/1000.
Simplify if needed.
$${\mathtt{90\,000\,000}}{\mathtt{\,\times\,}}{\mathtt{40\,000\,000}} = {\mathtt{3\,600\,000\,000\,000\,000}}$$
JUst multiply 9*4 and add on the zeros
Divide the fraction.