Answer
(9x$10^{8}$) + (0x$10^{7}$) + (9x$10^{6}$) + (0x$10^{5}$) + (0x$10^{4}$) + (6x$10^{3}$ ) + (0x$10^{2}$) + (7x$10^{1}$) + (0x 1)
Work Step by Step
By using Hindu Arabic Numerals in expanded form
909,006,070 =(9x$10^{8}$) + (0x$10^{7}$) + (9x$10^{6}$) + (0x$10^{5}$) + (0x$10^{4}$) + (6x$10^{3}$ ) + (0x$10^{2}$) + (7x$10^{1}$) + (0x $10^{0}$)
= (9x100000000) + (0x10000000) + (9 x1000000) + (0 x 100000) + (0x10000) + (6x1000) + (0x100) + (7x10 )+(0x1)