(-2/9)×(-18)+(-5/11)×(-3)×2又1/5【(-2)×(-4)+(-5)】×【-3-(-2)×(-3)】(过程要)(-30又3/4)÷(-15)【过程要】(-0.33)÷1/3÷(-9)【过程要】-9÷0.25×(-11/12)(-81)÷2又1/4×4/9÷(-16
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(-2/9)×(-18)+(-5/11)×(-3)×2又1/5【(-2)×(-4)+(-5)】×【-3-(-2)×(-3)】(过程要)(-30又3/4)÷(-15)【过程要】(-0.33)÷1/3÷(
(-2/9)×(-18)+(-5/11)×(-3)×2又1/5【(-2)×(-4)+(-5)】×【-3-(-2)×(-3)】(过程要)(-30又3/4)÷(-15)【过程要】(-0.33)÷1/3÷(-9)【过程要】-9÷0.25×(-11/12)(-81)÷2又1/4×4/9÷(-16
(-2/9)×(-18)+(-5/11)×(-3)×2又1/5
【(-2)×(-4)+(-5)】×【-3-(-2)×(-3)】(过程要)
(-30又3/4)÷(-15)【过程要】
(-0.33)÷1/3÷(-9)【过程要】
-9÷0.25×(-11/12)
(-81)÷2又1/4×4/9÷(-16)
-120×(-3又8/9)+(-7)×(3又8/9)+37×(-3又8/9)
(-2/9)×(-18)+(-5/11)×(-3)×2又1/5【(-2)×(-4)+(-5)】×【-3-(-2)×(-3)】(过程要)(-30又3/4)÷(-15)【过程要】(-0.33)÷1/3÷(-9)【过程要】-9÷0.25×(-11/12)(-81)÷2又1/4×4/9÷(-16
1,X(原式)=(8-5)*(-3-6)=3*(-9)=-27
2 X=(-123/4)÷(-15)=123/60=41/20
3,X=0.33*3*9=8.91
4,X=9*4*11/12=33
5,X=81*9/4*4/9*1/16=81/16(5.0625)
6,X=(120-7-37)*(35/9)=2660/9(295又5/9)
2又9分之5+5又6分之5+18分之11计算过程
(-9分之2)×(-18)+(-11分之5)×(-3)×2又5分之1
找规律填数1/3,1/2,5/9,7/12,3/5,11/18
1/3 1/2 5/9 7/12 3/5 11/18 请大家算出通项公式
(-2/9)x(-18)+(-5/11)x(-3)x2又1/5
1/2,5/9,7/12,3/5,11/18,( ),( )
1/3,1/2,5/9,7/12,3/5,18/11有什么规律?
2/3,1/2,3/7,7/18,() a5/9 b4/11 c3/13 d2/5
按规律填数:1/3 1/2 5/9 7/12 3/5 11/18第11个数是多少
按规律填空;1/3,1/2,5/9,7/12,3/5,11/18,.第11个数是()
11/18+5/24-5/12 7/24-5/12+5/36 8/9-5/12-7/18 3/4+1/2-7/18 分数加减混合运算8/11+4/9+5/9+3/11 5/9-(11/12-4/9) 2/3-5/12+1/3-5/12简便运算
找规律 2 3/2 10/9 7/8 18/25 ( )5/14 11/18 13/27 26/49
直接写出得数:11分之1+11分之5,9分之2+9分之7,18分之5+18分之7,16分之11+16分之3,17分之9-17分之5,1-14分之5
2/5+1/4+3/8 11/9-2/7-5/7 11/25+(1/12+14/25) 15/18-(15/18-11/12) 简算,急2/5+1/4+3/8 11/9-2/7-5/7 11/25+(1/12+14/25)15/18-(15/18-11/12)
1/3,1/2,5/9,7/12,( ),11/18,按规律,括号里应填( )
行测 0,1,1,2,5,9 () A.11 B.14 C.17 D.18
-5又5/24-2又5/9-10又11/18+12又5/6的简便运算是什么
谁知道 9 12 9 11 5 25 15 21 6 15 18 5 22 5 18