395+2508+115,1382-82×15,688-112-88,153÷153+219×3,﹙567-567﹚÷90,451+549÷3-95,1000-645-345,125+75×180,5

395+2508+115,1382-82×15,688-112-88,153÷153+219×3,﹙567-567﹚÷90,451+549÷3-95,1000-645-345,125+75×180,5

题目
395+2508+115,1382-82×15,688-112-88,153÷153+219×3,﹙567-567﹚÷90,451+549÷3-95,1000-645-345,125+75×180,540-240÷12,246÷9×6,680-202+98,234×98÷49,18×13×150,630×33÷21,2236÷13÷43,6300÷2÷63,888-﹙88+77﹚,
答案
395+2508+115
=395+115+2508
=510+2508
=3018
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
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