.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009

Write

as a decimal as a fraction as a percent

Solve

What is .00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009 as a fraction?

To write .00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009 as a fraction you have to write .00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009 as numerator and put 1 as the denominator. Now you multiply numerator and denominator by 10 as long as you get in numerator the whole number.
.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009 = .00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009/1 = 9.0E-253/10 = 9.0E-252/100 = 9.0E-251/1000 = 9.0E-250/10000 = 9.0E-249/100000 = 9.0E-248/1000000 = 9.0E-247/10000000 = 9.0E-246/100000000 = 9.0E-245/1000000000 = 9.0E-244/10000000000 = 9.0E-243/100000000000 = 9.0E-242/1000000000000 = 9.0E-241/10000000000000 = 9.0E-240/100000000000000 = 9.0E-239/1000000000000000 = 9.0E-238/10000000000000000 = 9.0E-237/100000000000000000 = 9.0E-236/1000000000000000000 = 9.0E-235/1.0E+19 = 9.0E-234/1.0E+20 = 9.0E-233/1.0E+21 = 9.0E-232/1.0E+22 = 9.0E-231/1.0E+23 = 9.0E-230/1.0E+24 = 9.0E-229/1.0E+25 = 9.0E-228/1.0E+26 = 9.0E-227/1.0E+27 = 9.0E-226/1.0E+28 = 9.0E-225/1.0E+29 = 9.0E-224/1.0E+30 = 9.0E-223/1.0E+31 = 9.0E-222/1.0E+32 = 9.0E-221/1.0E+33 = 9.0E-220/1.0E+34 = 9.0E-219/1.0E+35 = 9.0E-218/1.0E+36 = 9.0E-217/1.0E+37 = 9.0E-216/1.0E+38 = 9.0E-215/1.0E+39 = 9.0E-214/1.0E+40 = 9.0E-213/1.0E+41 = 9.0E-212/1.0E+42 = 9.0E-211/1.0E+43 = 9.0E-210/1.0E+44 = 9.0E-209/1.0E+45 = 9.0E-208/1.0E+46 = 9.0E-207/1.0E+47 = 9.0E-206/1.0E+48 = 9.0E-205/1.0E+49 = 9.0E-204/1.0E+50 = 9.0E-203/1.0E+51 = 9.0E-202/1.0E+52 = 9.0E-201/1.0E+53 = 9.0E-200/1.0E+54 = 9.0E-199/1.0E+55 = 9.0E-198/1.0E+56 = 9.0E-197/1.0E+57 = 9.0E-196/1.0E+58 = 9.0E-195/1.0E+59 = 9.0E-194/1.0E+60 = 9.0E-193/1.0E+61 = 9.0E-192/1.0E+62 = 9.0E-191/1.0E+63 = 9.0E-190/1.0E+64 = 9.0E-189/1.0E+65 = 9.0E-188/1.0E+66 = 9.0E-187/1.0E+67 = 9.0E-186/1.0E+68 = 9.0E-185/1.0E+69 = 9.0E-184/1.0E+70 = 9.0E-183/1.0E+71 = 9.0E-182/1.0E+72 = 9.0E-181/1.0E+73 = 9.0E-180/1.0E+74 = 9.0E-179/1.0E+75 = 9.0E-178/1.0E+76 = 9.0E-177/1.0E+77 = 9.0E-176/1.0E+78 = 9.0E-175/1.0E+79 = 9.0E-174/1.0E+80 = 9.0E-173/1.0E+81 = 9.0E-172/1.0E+82 = 9.0E-171/1.0E+83 = 9.0E-170/1.0E+84 = 9.0E-169/1.0E+85 = 9.0E-168/1.0E+86 = 9.0E-167/1.0E+87 = 9.0E-166/1.0E+88 = 9.0E-165/1.0E+89 = 9.0E-164/1.0E+90 = 9.0E-163/1.0E+91 = 9.0E-162/1.0E+92 = 9.0E-161/1.0E+93 = 9.0E-160/1.0E+94 = 9.0E-159/1.0E+95 = 9.0E-158/1.0E+96 = 9.0E-157/1.0E+97 = 9.0E-156/1.0E+98 = 9.0E-155/1.0E+99

And finally we have:
.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009 as a fraction equals 9.0E-155/1.0E+99