Simplify the following expression:
0,1-4+0,01-3+0,001-2+0,0001-1+0,00001-0
=110-4+1100-3+11000-2+110000-1+1
=1014+10013+100012+1000011+1
=10000+1000000+1000000+10000+1
=2020001
Properties of Exponents:
am·an=am+n
aman=am-n
amn=am·n
ab-n=ban
a0=1
2020001