Question

129.172 - 73.129 + 129

cứuuuuu 

Answer 1

`129*172-73*129+129`

$=129*(172-73+1) \\=129*100\\=12900$

Answer 2

129.72 - 73.129 = 129

=129. (172-73+1 )

=129.100

=12900

=>12900

Answer 3

29.172−73.129+129

\(=129.\left(\right.172-73+1\left.\right)=129.100=12900\)