Scrieti numerele naturale ce au urmatoarele descoperiri:
A) 2x10^2+5x10+4=254
B) 1x10^4+2x10^3+3x10^2+4x10+5 .
C)2x10^3+6x10^+0x10+5.
D) 5x10^4+0x10^3+0x10^2+3x10+8.
E) 7x10^2+6.
F) 9x10^4+9x10^2+9.
G) 8x10^5+7x10^4+3x10^2+1.