99999*99999=
http://www.google.com/search?q=construction+of+transcontinental+railroad+Chinese&hl=en&tbo=d&source=lnms&sa=X&ei=C_PtUM2BKNSTqwGt_4CADQ&ved=0CAkQ_AUoAA&biw=711&bih=453#hl=en&tbo=d&sclient=psy-ab&q=99999*99999%3D&oq=99999*99999%3D&gs_l=serp.3...96964.98126.0.99255.1.1.0.0.0.0.83.83.1.1.0.les%3B..0.0...1c.1.j85wXT5eZdg&pbx=1&bav=on.2,or.r_gc.r_pw.r_qf.&fp=4897290cbace7677&biw=711&bih=453
To get the answer to this question, you can multiply the numbers 99999 and 99999 together.
Here's how you can do it step by step:
1. Write down both numbers, one below the other:
99999
×99999
2. Start with the rightmost digit of the bottom number (9) and multiply it by each digit of the top number, starting from the rightmost digit:
99999
× 99999
-------
899991
899991
899991
899991
899991
3. Move one digit to the left in the bottom number and repeat step 2, multiplying it by each digit of the top number:
99999
×99999
-------
899991
899991
899991
899991
899991
-------
9999800001
So, the answer to the multiplication 99999 * 99999 is 9999800001.