六年级数学简便计算练习题答案

1、六年级数学总复习简便计算练习题 一、口算。10分102.657.35 0÷3.8 0 9×0.08 0.72 24÷0.460 67.50.2567.75 614.420.4 0.770.33=1.151.41.6=5-3=2 80×0.125=80*=10 ÷3×=*×=二、用简便方法计算下面各题。90分，4×205×21125997 998+1246 4+3.25+6.8 12(1+2) 400÷125÷8 25×37×8=1125-1000-3 =998+2+

2、1246-2 =45+3.2+6.8=12-21=400÷125*8=25*8*37=1125-1000+3 =1000+1244 =10+10=20 =10-1=8 =400÷1000= =200*37=7400 =125+3=128 =2244()×12 1×2× 34×(2) 125×8.8 4.354.253.653.75 3.4×993.4=*12 =×2× =34×234× =125*8+0.8 =4.35+3.65+4.25+3.75=3.4*99+1=*12

3、=×*2 =68+13 =125*8+125*0.8 =8+8=16 =3.4*100=340=1 =1*2=2 =81 =1000+100=110017.158.471.53 1734 ÷2× 0.125×0.25×32 22.32.455.34.55=17.15-8.47+1.53 =1743 =÷× =*32 =22.3-5.3-2.45+4.55=17.15-10 =13-3=9 =*× =1 =17-7=10=7.15 =×=(+)×72 4.253(21) 187.7×11

4、187.7 43×57.125×0.5 ×(÷) =×72×72+×72 =4+1-3+2 =187.7*11-1 =43×57× =×(*=11*6+7*4+5*3 =6-6=0 =1887 =4357-1 =*(=66+28+15 =*100=50 =*=1092.42÷+4.58×4÷3 ×6.62.5× 4.6+5.4 2.8+7.2+ (+)=2.42*+4.58×-*1 =2*62*6 =+ =4+3+6+5 =2.8+7.

5、2+5+3= -=2.42+4.58-1 =2*2*6 =8=3 =4+5+3+6=10+9=19 =2- =1=*6=8 =10+10=20 +2.25+ + + + 0.75+0.375 5-=4+2+5+7 =+ =+ =+=+ =5-+=4+5+2+7=10+ =70- =+5=5 =+=2 =5-4=1=10+10=20 =14 =53+ 48.3- ×4.25+÷6 0.625×0.5+×62.5% ×÷ +(-1.8)=1+9+99+999+9999 = 48.3-+=9*4+4* =*+* =÷×

6、=+(-1)=11107 =48-20=28 =9+*4 =*+1 =1×= =-1+ =10*= =15+=182.5×(+) 22×+25×75%-7×0.75 0.25×63.5× ×2.5-× +3.125+ 1125-996=2*4* =22*+25*-7* =*63-*13 =6*2-2*4 =+3+=1125-1000-4=*4*=10*=9 =22+25+7*= =*63-13 =6-4*2 =5+5=10 =1125-1000+4 =*50=12 =2*=5 =125+4=129(111

7、+999) ÷56×(-) 49.5×-(50-)×0.6 ×+÷+ 45×(+0.6) 897×37.5%+104×0.375 =110+1+999/56×-56×=49*-49× =×+*+ =45*+- =897×+104× =110+1000÷24-21 =4910- =+1 =45*+45*-45* =897-1+104×=1110* =49*10=495 =*11=7 =35+12-27=20 =896+104&#

8、215;=1000×=375×(5.375) 3.5×+1.25×+3.8÷ 72×156-56×72 25×32×125 709×99+709 299×101=*5-5 =3*1+1*2+3* =72*156-56 =25*8*4*125 =70999+1 =0 =3+2+3* =72*100 =25*8*4*125 =709*100 =+2+* =7200 =200*500=100000 =70900 =+2+*563×999 71×99 3755+2996 8

9、439+1001 446+295 888+999 2100÷202×6.6+2.5×6 75.3×99+75.3 4.6×3.7+54×0.37 0.125×+×8.25+12.5% 8.37-3.25-(1.37+1.75) =2*6+2*6 =75.3*99+1 =4.6*3.7+5.4*3.7 =*+*8+ =8.37-1.37-3.25+1.75=26+6 =75.3*100 =4.6+5.4*3.7 =+1 =7-5=2=2*12 =7530 =10*3.7 =*2=*=33 =371161 154.25

10、5 19.826.573.43 4.6+3+6+5.4 4+2.25+5+7 9.63÷2.5÷4 6÷0.25=11-6+1=15-4+5=19.82-6.57+3.43=4.6+5.4+3+6=4+5+2+7=9.63/2.5*4 =6/=11-8 =3 =15-10=5 =19.82-10=9.82 =10+10=20 =10+10=20 =9.63/10=0.963 =6*4=243 ×+× ×+÷ 18×+ ×7+×5 ×24=3-+ =+ =*+* =18*+18* =*7

11、+5 =*24-*=3-1=2 = =*+* =2*4+3*5 =*12 =2-=1 =+= =8+15=23 =2*4=8×+÷ ÷+× ×7+×5 ×÷(×) ()×15×11 12×1034500÷75 =+1* =/+ =7+5 = * =*165+*165=1 =*+*65 =2*4=8 =*= =2*11+3*15 =+13=16 =22+45=67(32×17)÷ 25÷ ×× 21×

12、5;21× 99÷9 ×÷=8+17* =25*4+*4+ =+1 =21+* =99*+* =*=25* =100+3+ =2*=1 =21*=5 =11+=11 =1=5*12=60 =103 ÷× ×30 3÷ ×÷ 4 ×58×41=/*+* =*30+*30 =+3*2 =1- =4-+ =*58+41+1=/+ =25+24=49 =6 = =4-1=2 =*100=12=/=*=×× ×÷ ÷÷ 235 -