關(guān)于六年級(jí)脫式計(jì)算題100道及答案,六年級(jí)脫式計(jì)算題附答案這個(gè)問題很多朋友還不知道,今天小六來為大家解答以上的問題,現(xiàn)在讓我們一起來看看吧!
1、0.4×125×25×0.8 =(0.4×25)×(125×0.8)=10×100=1000 1.25×(8+10) =1.25×8+1.25×10=10+12.5=22.5 9123-(123+8.8) =9123-123-8.8=9000-8.8=8991.2 1.24×8.3+8.3×1.76 =8.3×(1.24+1.76)=8.3×3=24.9 9999×1001 =9999×(1000+1)=9999×1000+9999×1 =10008999 14.8×6.3-6.3×6.5+8.3×3.7 =(14.8-6.5)×6.3+8.3×3.7=8.3×6.3+8.3×3.7 8.3×(6.3+3.7) =8.3×10 =83 1.24+0.78+8.76 =(1.24+8.76)+0.78 =10+0.78 =10.78 933-157-43 =933-(157+43)=933-200=733 4821-998 =4821-1000+2=3823 I32×125×25 =4×8×125×25 =(4×25)×(8×125)=100×1000 =1000009048÷268 =(2600+2600+2600+1248)÷26=2600÷26+2600÷26+2600÷26+1248÷269 =100+100+100+48=3482881÷ 43 =(1290+1591)÷ 434=1290÷43+1591÷43=30+373.2×42.3×3.75-12.5×0.423×16=3.2×42.3×3.75-1.25×42.3×1.6=42.3×(3.2×3.75-1.25×1.6)=42.3×(4×0.8×3.75-1.25×4×0.4)=42.3×(4×0.4×2×3.75-1.25×4×0.4)=42.3×(4x0.4x7.5-1.25x4x0.4)=42.3×[4×0.4×(7.5-1.25)]=42.3×[4×0.4×6.25] =42.3×(4×2.5)=4237 1.8+18÷1.5-0.5×0.3 =1.8+12-0.15=13.8-0.15=13.656.5×8+3.5×8-47 =52+28-47=80-47(80-9.8)×5分之2-1.32 =70.2X2/5-1.32=28.08-1.32=26.768×7分之4÷[1÷(3.2-2.95)]=8×4/7÷[1÷0.25]=8×4/7÷4=8/72700×(506-499)÷900 =2700×7÷900 =18900÷900 =21 33.02-(148.4-90.85)÷2.5=33.02-57.55÷2.5=33.02-23.02 =10(1÷1-1)÷5.1 =(1-1)÷5.1 =0÷5.1 =018.1+(3-0.299÷0.23)×1=18.1+1.7×1 =18.1+1.7 =19.8還有的從書上找吧 已經(jīng)寫了21道了 贊同1| 評(píng)論 2011-2-11 16:44 知道778811 | 一級(jí) 小學(xué)六年級(jí)簡(jiǎn)便計(jì)算 1.(1/69+2/71)乘23+25除以71 =1/69*23+2/71*23+25/71=1/3+(46/71+25/71)=1/3+1=4/32.(1+1/2)乘(1-1/2)乘(1+1/3)乘(1-1/3)乘........乘(1+1/9)乘(1-1/9) =3/2*1/2*4/3*2/3...*10/9*8/9=1/2*10/9(中間的都約去了)=5/93.1/2乘3+1/3乘4+.......+1/19乘20 =1/2-1/3+1/3-1/4+...+1/19-1/20=1/2-1/20=9/204.1/27+505/2727+131313/272727 =1/27+5*101/(27*101)+13*10101/(27*10101)=1/27+5/27+13/27=19/275.100-98+96-94+....+4-2=(100-98)+(96-94)+...(4-2)=2+2+...+2(共有25個(gè))=2*25=50。
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