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脱式计算:(184+248)÷12(725-235)÷14×23125×25×324×19+93×19+3×19.
题目详情
脱式计算:
(184+248)÷12
(725-235)÷14×23
125×25×32
4×19+93×19+3×19.
(184+248)÷12
(725-235)÷14×23
125×25×32
4×19+93×19+3×19.
▼优质解答
答案和解析
(1)(184+248)÷12
=432÷12
=36;
(2)(725-235)÷14×23
=490÷14×23
=35×23
=805;
(3)125×25×32
=125×25×(8×4)
=(125×8)×(25×4)
=1000×100
=100000;
(4)4×19+93×19+3×19
=(4+93+3)×19
=100×19
=1900.
=432÷12
=36;
(2)(725-235)÷14×23
=490÷14×23
=35×23
=805;
(3)125×25×32
=125×25×(8×4)
=(125×8)×(25×4)
=1000×100
=100000;
(4)4×19+93×19+3×19
=(4+93+3)×19
=100×19
=1900.
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