(-49-(+91)-(-5)+(-9)写过程阿
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(-49)-(+91)-(-5)+(-9)
(-49-(+91)-(-5)+(-9)写过程阿
(数学)计算.(-49)-(+91)-(-5)+(-9)
(-49)-(+91)-(-5)+(-9)求过程得出结果!
计算:(-49)-(+91)-(-5)+(-9)
计算:(1)(-49)-(+91)-(-5)+(-9) (2)-8-6+22-9 (3)0-计算:(1)(-49)-(+91)-(-5)+(-9)(2)-8-6+22-9(3)0-16+(-29)-(-7)-(+11)(4)0、25+(-1/8)-3/4-/-7/8/
**9**53******91**6324*5*8*49**
计算题:1(-49)-(+91)-(-5)+(-9)
.+45)+(-91)+5+(-9)=?
初中有理数计算题(1)-4.2+5.7-8.4+10 (2)22.56+(-4.31)+(-38.56)+4.31(3)-40-28-(-19)+(-24)(4)(-49)-(+91)-(-5)+(-9)请写过程
133/57、119/51、91/39、49/21、()、7/3 A28/12 B21/14 C28/9 D31/15
91/100x+49/100(12-x)=10.2
(2x-7)(2x+5)(x平方-9)-91因式分解
分解因式 (2a+5)(a的平方-9)(2a-7)-91
-7+13-6+20= (-49)-(+91)-(-5)+(-9)= 1+(-2)+|-2-3|-5= (-5)x(-7)-5x(-6)=
100连续减9:91(),(),(),(),()
几个简便计算,哥哥姐姐们,速求,(1)9*17+91/17-5*17+45/17(2)51*49+3.15*49+51*3.15(3)1234+3142+4321+2413(4)123+234+345+456+567+678+789
(-49)-(-91)-(+51)+(-9) 怎样做 - -