Answer
90045
Work Step by Step
By using Expressing a Number’s Expanded Form as a Hindu-Arabic Numeral
=(9x$10^{4}$) + (0 x $10^{3}$) + (0 x $10^{2}$) + (4x$10^{1}$) + (5x1)
= (9x10000) + (0x1000) + (0x 100) + (4x10) + (5x1)
= 90000 + 0 + 0 + 40 +5
=90045