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简算 365*278-365*13-65*365 625*17*16 (152*25-114*16)÷19 99*999

来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/10/04 03:25:30
简算 365*278-365*13-65*365 625*17*16 (152*25-114*16)÷19 99*999 (48*750)÷125*16 76*74÷37
84*625-625*67-5*125 1375÷125 29538÷59-12573÷59+737/59 132*288(24*11)
11111111*11111111 5678*5678+2*5678*4322+4322*4 210÷42*6 216÷24*6
654321*909090+654321*90909
365*278-365*13-65*365
=365×(278-13-65)
=365×200
=73000
625*17*16
=125×6×17×8×2
=1000×2×102
=2000×(100+2)
=200000+4000
=204000
(152*25-114*16)÷19
=(19×8×25-6×16)÷19
=200-96
=104
99*999
=(100-1)×999
=99900-1000+1
=98901
(48*750)÷125*16
=(16×3×125×6)÷(125×16)
=18
76*74÷37
=76×2×37÷37
=152
84*625-625*67-5*125
=625×(84-67-1)
=625×16
=10000
1375÷125
=11×125÷125
=11
29538÷59-12573÷59+737/59
=29538×1/59-12573×1/59+737×1/59
=1/59×(29538-12573+737)
=1/59×17702
=17702/59
132*288/(24*11)
=11×12×2×144/(24*11)
=144
11111111*11111111
=11111111×(1000000+1000000+100000+10000+1000+100+10+1)
=111111110000000+11111111000000+1111111100000+111111110000+11111111000+1111111100+111111110+11111111
=123456787654321
210÷42*6
=10×21÷(21×2)×2×3
=30
216÷24*6
=9×24÷24×6
=54
654321*909090+654321*90909
=654321×(909090+90909)
=654321×999999
=654321×(1000000-1)
=654321000000-654321
=654320345679
再问: 还差一个额
再答: 5678*5678+2*5678*4322+4322*4 =5678×5678+5678×4322+5678×4322+4322×4 =5678×(5678+4322)+4322×(5678+12966) =5678×10000+4322×18644 =56780000+80579368 =137359368