简便运算30道六年级
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/16 20:12:43
3.(23/4-3/4)*(3*6+2)4.3/7×49/9-4/35.8/9×15/36+1/276.12×5/6–2/9×37.8×5/4+1/48.6÷3/8–3/8÷69.4/7×5/9+3/7×5/910.5/2-(3/2+4/5
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)8.7/8+(1/8+1/9)9.9×5
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)8.7/8+(1/8+1/9)9.9×5
1+1=22+=4!
1.125*3+125*5+25*3+252.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4.3/7×49/9-4/35.8/9×15/36+1/276.12×5/6–2/9×37.8×5/4+1/4
1.125*3+125*5+25*3+252.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4.3/7×49/9-4/35.8/9×15/36+1/276.12×5/6–2/9×37.8×5/4+1/4
1/1*3+1/3*5+1/5*7+……+1/47*49=1/2(1-1/3)+.1/2(1/47-1/49)=1/2(1-1/3+1/3-1/5+.+1/47-1/49)=24/491/2*5+1/3*5+1/8*11+……+1/20*2
1.125*3+125*5+25*3+252.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4.3/7×49/9-4/35.8/9×15/36+1/276.12×5/6–2/9×37.8×5/4+1/4
简算:45.55-(6.82+15.55)34.52-17.87-12.236.43-(1.4-0.57)23.75-8.64-3.4617.83-9.5-7.83-0.55.38+88.2-2.38+1.827.38-5.34+2.62-
我是这样做旳.参考下.872×45.8÷8.72×8.72÷45.8÷8.72=(872÷8.72)×45.8×8.72÷45.8÷8.72=100x(45.8÷45.8)x(8.72÷8.72)=100西西,.不晓得正确不,
216+30525×3247+236+646×(15×9)402+35943+78+122+25725×(26×4)25×44354+(229+46)(1)9.26-4.38-2.62(2)9.26-(4.38+2.26)(3)9.26-(
=(5.4-1.8)/[(23/20+13/20)*5/3]=3.6/(36/20*5/3)=3.6/3=1.2
11x11.11+99.990.125x0.25x0.5x6.43.57x99+0.3579.4×[0.96÷(5.4÷0.9)]6.28+5.74+3.72+5.2648×6.2+6.2×5225×125×4×816.9-5.6-4.49
方法我给你写出来了,算的话就自己动手吧``````考试的时候可没人帮你算了.[亲身经历,建议学习方法自己动手算加深印象](1(1/23-1/53)X(76+23-53)(2(2.3456+5.6234)+(3.4562+6.2345+4.5
百分数练习题一、填空.16%1、40%表示().2、()成=()%===0.4.3、自行车的速度比人走速度快43%,自行车的速度相当于人行速度的()%.4、5吨的80%是()吨,()吨的60%是3吨.5、小华把过年的压岁钱500元2000年
8.1X10.1
1、1/2×2/5+9/10÷9/202、5/9×3/10+2/7÷2/53、1/2+1/4×4/5-1/154、3/4×5/7×4/3-1/25、23-8/9×1/27÷1/276、8×5/6+2/5÷47、1/2+3/4×5/12×4/
(2.1×九分之四+九分之四×5.9)×1.25=(2.1+5.9)×(4/9)×1.25=1.25×8×(4/9)=40/9;很高兴为您解答,skyhunter002为您答疑解惑如果本题有什么不明白可以追问,
乘法分配律(a+b)×c=a×c+b×c(a-b)×c=a×c-b×c乘法结合律(a×b)×c=a×(b×c)减法的性质a-(b+c)=a-b-c除法的性质a÷(b×c)=a÷b÷c楼主,这些就在我们复习资料上!你看看吧!
你好!够了吧!1.125*3+125*5+25*3+252.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4.3/7×49/9-4/35.8/9×15/36+1/276.12×5/6–2/9×37.8×