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共找到 4490 与8÷18 相关的结果,耗时85 ms
最小公倍数(要过程)6,8,16的12,18,249,15,248,12,309,21,3514,42,562.4.54.8.1612.18.246.8.1214.21.3516.20.804.6.125.10.208.12.364.5.153.4.1012.15.3
数学
A.10,6,18,8,4,2,12,20,16,30,28B.6,2,10,4,8,12,28,30,20,16,10C.2,4,6,8,10,12,16,18,20,2
A.10,6,18,8,4,2,12,20,16,30,28B.6,2,10,4,8,12,28,30,20,16,10C.2,4,6,8,10,12,16,18,20,28,30D.6,10,8,28,20,18,2,4,12,30,16
A.10,6,18,8,4,2,12,20,16,30,28B.6,2,10,4,8,12,28,30,20,16,18C.2,4,6,8,10,12,16,18,20,2
A.10,6,18,8,4,2,12,20,16,30,28B.6,2,10,4,8,12,28,30,20,16,18C.2,4,6,8,10,12,16,18,20,28,30D.6,10,8,28,20,18,2,4,12,30,16
1)x^2-9x+8=0x1=8x2=1(2)x^2+6x-27=0x1=3x2=-9(3)x^2-2x-80=0x1=-8x2=10(4)x^2+10x-200=0x1=-20x2=10(5)x^2-20x+96=0x1=12x2=8(6)x^2+23x+76=0x
数学
)x^2+23x+76=0
帮忙解决以下方程.1.1/5X+50=2/3X+62.2/5X+5/8*2/5x+5/7(X-2/5X-1/4X)+80=X3.7.5+x-15.3=3/5x4.1/20*(10+x)+1/30*10=15.(1/15+1/15*0.15)x=16.(1/24+1/3
数学
)*8+1/x*6=17.(
脱式计算.(能简算的要简算)(1)0.08×720×1.25(2)5.25×8.2+5.25×0.8+5.25(3)0.125×808(4)18.45-(3.8×2.7+5.3)(5)0.5+7.2÷1.44×0.4(6)1.32×(0.9÷18)
数学
口算115-18+0.8=7.4-(114+25)=135-16-56=1.25×7×8=1237÷3=0.25×0.4=4.4-325=4÷0.25=3÷10%=11512×6=23+1÷213=34×(1-23)=2×0.75=514÷1011=5÷25÷0.4=
其他
4×(1-23)= 2×0
13.94+0.8÷1.6—2.42.5+3.91÷(20-18.3)4.13.94+0.8÷1.6—2.42.5+3.91÷(20-18.3)4.5x14.2+(15.8-9.6)的简便方法
数学
直接写出得数.68.8÷4=85.44÷16=67.5÷15=289.9÷18=101.7÷9=243.2÷64=16.8÷28=15.6÷24=0.138÷15=1.35÷27=0.416÷32=3.64÷52=91.2÷3.8=0.756÷0.18=51.3÷0.
数学
7=26÷0.13=210÷
用简便方法计算下面各题1.18(1/3加5/9减1/6)2.3/8乘79/15乘24乘253用简便方法计算下面各题1.18(1/3加5/9减1/6)2.3/8乘79/15乘24乘253.23/11乘(23/4乘1/3减77/46)4.15减4/5乘2/3减7/155.
数学
5.1/7加7/8乘5/7加
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