a) 2017 x 34 + 2017 x 65 + 2017
= 2017 x ( 34 + 65 + 1 )
= 2017 x 100
= 201700
b) 2007 - ( 0 x 3/4 x 1/4 )
= 2007 - 0
= 2007
Chúc bạn học tốt!
\(a)2017x34+2017x65+2017\)
\(=2017x\left(34+65+1\right)\)
\(=2017x100\)
\(=201700\)
\(b)2007-\left(0x\frac{3}{4}x\frac{1}{4}\right)\)
\(=2007-0\)
\(=2007\)
Chúc bạn học tốt !!!
a,\(2017\times34+2017\times65+2017\)
\(=2017\times\left(34+65+1\right)\)
\(=2017\times100\)
\(=201700\)
2017 x 34 +2017 x 65 +2017 2007 - ( 0 x 3/4 x 1/4)
2017 x ( 34+65+1) =2007
=2017 x 100
= 201 700
