四年级脱式计算200道
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/18 09:13:37
1-2+3-4+5-6+.+2005-2006+2007=(1-2)+(3-4)+(5-6)+.+(2005-2006)+2007=-1-1-1-1-1……-1+2007=-(2006/2)+2007
640÷80=15×5=23×3=12×2×5=480÷80=16×5=27×3=90÷15=48÷4=640÷16=39÷3=24×20=32×3=48÷16=12×8=27×3=56÷14=24÷
640÷80=15×5=23×3=12×2×5=480÷80=16×5=27×3=90÷15=48÷4=640÷16=39÷3=24×20=32×3=48÷16=12×8=27×3=56÷14=24÷
(1)98+998+9998+99998=(100-2)+(1000-2)+(10000-2)+(10000-2)=100+1000+10000+10000-2-2-2-2=111100-8=1110
1.3/7×49/9-4/32.8/9×15/36+1/273.12×5/6–2/9×34.8×5/4+1/45.6÷3/8–3/8÷66.4/7×5/9+3/7×5/97.5/2-(3/2+4/5)
小数乘除法计算题乘法:5.6×2.93.77×1.80.02×965.22×0.39.99×0.024.67×0.95×2.441.666×6.19.432×0.0025.6×6.54.88×2.95
158+262+138375+219+381+2255001-247-1021-232(181+2564)+2719378+44+114+242+222276+228+353+219(375+1034
84.7×7-54.7×73.26×0.52+3.26×0.48+7.0587.4×27.6+73.4×87.4-87.4【10-(0.2+6.37÷0.7)】÷0.015.7×1014.2×(12.
.3/7×49/9-4/32.8/9×15/36+1/273.12×5/6–2/9×34.8×5/4+1/45.6÷3/8–3/8÷66.4/7×5/9+3/7×5/97.5/2-(3/2+4/5)8
100%640÷80=15×5=23×3=12×2×5=480÷80=16×5=27×3=90÷15=48÷4=640÷16=39÷3=24×20=32×3=48÷16=12×8=27×3=56÷14
75÷〔138÷(100-54)〕85×(95-1440÷24)80400-(4300+870÷15)240×78÷(154-115)1437×27+27×563〔75-(12+18)〕÷152160
23.5+14.8+36.5=23.5+36.5+14.8=60+14.8=74.819.4+30.6+45.62=50+45.62=95.6233.5+24.9+51.3=58.4+51.3=109
四年级下册简便计算归类总结 简便计算第一种第二种84x101(300+6)x12504x2525x(4+8)78x102125x(35+8)25x204(13+24)x8第三种第四种99x6499X1
158+262+138375+219+381+2255001-247-1021-232(181+2564)+2719378+44+114+242+222276+228+353+219(375+1034
2.5-2.3=0.28.6+5.9=14.412.4+3.7=16.118.7-4.9=13.85.1-6.3=-0.89.6-5.8=3.87.4+5.6=1358.3-69.7=-11.415.
vvnvbhnvnbvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
去百度文库-检索四年级脱式计算训练题-找你喜欢的-点击下载-保存-ok!
脱式计算.408-12×24(46+28)×6042×50-1715÷532+105÷5(108+47)×52420×(327-238)(4121+2389)÷7671×15-974469×12+14
1.95.6*18+0.4*18=(95.6+0.4)*18=96*18=17282.907*99+907=907*(99+1)=907*100=907003.0.6*143-0.6*43=0.6*(
20+5*2﹡4(5+6)*9再问:请问可以多给几道吗?再答:7*10*(6+1)50+6^32*3+65*5+3再问:小周先生的春天,我说打30道,你能打这么多吗?再答:5*5*86^2*38*9*