Question

các bạn giúp mk với

b 134x100+250x100-84x100

mk ko biết giải 

Answer 1

b 134x100+250x100-84x100

= 100.( 134+250-84)

= 100. 300

= 30000

Answer 2

\(134\times100+250\times100-84\times100\)

\(=100\times\left(134+250-84\right)\)

\(=100\times300\)

\(=30000\)

Answer 3

`b) 134 xx 100 + 250 xx 100 - 84xx100`

`= 100xx(134+250-84)`

`= 100xx300`

`= 30000`