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递等式计算369+635+331+465(361+361+361+361)×25328×57+328×43102×64-64×2102×643200÷80×132-32

题目详情
递等式计算
369+635+331+465       

(361+361+361+361)×25       

328×57+328×43
102×64-64×2           102×64              3200÷80×132-32
▼优质解答
答案和解析
(1)369+635+331+465
=(369+331)+(635+465)
=700+1100
=1800;

(2)(361+361+361+361)×25
=361×(4×25)
=361×100
=36100;

(3)328×57+328×43
=328×(57+43)
=328×100
=32800;

(4)102×64-64×2  
=(102-2)×64
=100×64
=6400;

 (5)102×64
=100×64+2×64
=6400+128
=6528;

(6)3200÷80×132-32
=40×132-32
=5280-32
=5248.