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800除25用脱式怎样计算

800÷25 =(800x4)÷(25x4) =3200÷100 =32

(800x4)÷(25x4)

800减600除以括号25乘4括号脱式计算 800-600÷(25x4) =800-600÷100 =800-6 =794

800÷ 16 =800÷4÷4 =200÷4 =50

800减500除以125乘4用脱式计算怎么做 800-500÷125×4 =800-4×4 =800-16 =784

800除以5乘以40用脱式计算: 800÷5x40 =160x40 =6400

800除以5乘以40用脱式计算: 800÷5x40 =800x(40÷5) =800x8 =6400

(2002002+200.2002)÷(8008008+800.8008) =(100.1001×2000+100.1001×2)÷(100.1001×8000+100.1001×8) =【100.1001×(2000+2)】÷【100.1001×(8000+8)】 =(2000+2)÷(8000+8) =2002÷8008 =1÷4 =0.25

(1)800÷8÷5 =100÷5=20; (2)108÷3÷2=36÷2=18;(3)35×10÷5=350÷5=70.

(800+200÷50)X3 =(800+4)×3 =804×3 =2412

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