395＋2508＋115
=395＋115＋2508
=510＋2508
=3018全部回答一下拜托1382－82×15

=1382－1230
=152

688－112－88
=688-（112+88）
=688-200
=488

153÷153＋219×3
=1+657
=658

﹙567－567﹚÷90
=0÷90
=0

451＋549÷3－95
=451＋183－95
=539


1000－645－345
=1000-（645+345）
=1000-990
=10

125＋75×180
=125+13500
=13625


540－240÷12
=540-20
=520

246÷9×6
=246×6÷9
=1476÷9
=164

680－202＋98
=680-200-2+100-2
=580-4
=576


234×98÷49
=234×2
=468


18×13×150
=18×150×13
=2700×13
=35100

630×33÷21
=630÷21×33
=30×33
=990


2236÷13÷43
=172÷43
=4

6300÷2÷63
=6300÷63÷2
=100÷2
=50

888－﹙88＋77﹚

=888-88-77
=800-77
=723