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五年级简便运算及答案

简便计算题:1)6.9+4.8+3.1 0.456+6.22+3.78 2)4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.756.48) 3)3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 4)3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47 5)5.27+2.86-0.66+1.63 13.35-4.68+2.65 6)

1、56+31+24=(56+24)+31=80+31=111,2、615+475+125 =615+(475+125)=615+600=12153、125*64 =125*8*8=1000*8=80004、 89+101+111=101+(89+111)=101+200=3015、24+127+476+573 =(24+476)+(127+573)=500+700=12006、

965-(388+465) 24*125 52÷

587+496-674 2660+26÷26 153÷153+657 32÷(32÷16) 300-(300-222) 75÷15+20*5 75*(25-20) 3390-10*95 687+(99-67) 1022*4+221 21*3+410 40÷2+174(1000-988) 3560+20*90 (

3.4-1.4= 7.82-7.2= 2.19+9.1= 10.1-0.89= 0.68+0.42= 8.1-5.1= 0.728-0.24= 0.8+0.18= 0.89-0.25= 1-0.98= 0.048+0.52= 5*400= 19.9+11.1= 187÷1000= 1+3.89= 0.081*10= 75÷10= 0.96÷0.8= 0.8*7= 1.5*7= 1.32*8= 0.7*8= 10.3*2= 5*0.6= 0.9*0.3=

1.125x3+125x5=125x(3+5)=125x8=1000;2.25x(4+8)=25x4+25x8=100+200=300;3.10-3-7=10-(3+7)=10-10=04.20÷4÷5=20÷(4x5)=20÷20=1;5.3+4+7+6=(3+7)+(4+6)=10+10=20;6.8+1+9=8+(1+9)=8+10=18;

408-12*24 = 408 - 288 = 120 (46+28)*60 = 74 x 60 = 444042*50-17 = 2100- 17 = 208332+105÷5 = 32 + 21 = 53420*(327-238) = 420 x 89 = 37380(4121+2389)÷7 = 6510 ÷7 = 9303.416÷(0.016*35) = 3.416 ÷0.56 = 6.10.8*[(10-6.76)÷1.2] = 0.8 x(3.

6.9+4.8+3.10.456+6.22+3.7815.89+(6.75-5.89)4.02+5.4+0.985.17-1.8-3.213.75-(3.75+6.48)3.68+7.56-2.687.85+2.34-0.85+4.6635.6-1.8-15.6-7.23.82+2.9+0.18+9.19.6+4.8-3.67.14-0.53-2.475.27+2.86-0.66+1.6313.35-4.68+2.6573.8-1.64-13.8-5.

简便运算:1) 500+(407+0)2) 386+382+1143) 42+(91+158+109)4) (87+103+113)+975) (246+387+154)+136) 49+(71+151+129)7) 255+(79+45)8) (169+39+131)+2619) 219+175+181+22510) 14+498+48611)84*101 12)(300+6)*12 13)504*25 14)25*(4+8) 15)78*102 16)125*(35+8) 17)25*204 18)(13+24)*8 19)99*64 20)99*13+13

五年级简便计算训练(a+b)+ c = a +(b+c)1. 2.73 + 0.89 + 1.27 2. 4.37 + 0.28 + 1.63 + 5.72a-b-c = a -(b+c)1. 10 - 0.432 - 2.568 2. 9.3 - 5.26 - 2.743. 13.4-(3.4+5.2) 4. 14.9-(5.2+4.9)5. 18.32 - 5.47 - 4.32 6. 17.29 - 5.28 - 6.29(a * b)*c = a *(b * c)1.

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