(-47.65)*28/11+(-37.65)*(-28/11)+10.5*(-82/11) 简算 要过程.
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![(-47.65)*28/11+(-37.65)*(-28/11)+10.5*(-82/11) 简算 要过程.](/uploads/image/z/749291-59-1.jpg?t=%28-47.65%29%2A28%2F11%2B%28-37.65%29%2A%28-28%2F11%29%2B10.5%2A%28-82%2F11%29+%E7%AE%80%E7%AE%97+%E8%A6%81%E8%BF%87%E7%A8%8B.)
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(-47.65)*28/11+(-37.65)*(-28/11)+10.5*(-82/11) 简算 要过程.
(-47.65)*28/11+(-37.65)*(-28/11)+10.5*(-82/11) 简算 要过程.
(-47.65)*28/11+(-37.65)*(-28/11)+10.5*(-82/11) 简算 要过程.
原式=(-47.65)*28/11+37.65*28/11)+10.5*(-82/11) =﹙﹣47.65+37.65﹚×28/11+10.5*(-82/11)=﹣280/11﹣11/2×82/11=-280/11-41=﹣731/11
(-47.65)*28/11+(-37.65)*(-28/11)+10.5*(-82/11) 简算 要过程.
(-47.65)*28/11+(-37.15)*(-28/11)+10.5*(-82/11) (有简便方法最好用简便方法) 过程一定要清楚 ,
(负47.65)乘11分之28加(负37.15)乘(负11分之28)加10.5乘(负11分之82)请先确认自己的答案是否正确在提交消息,
37.
(-47.65)*2 6/11+(-37.5)*(-2 6/11)+10.5*(-7 5/11)简便运算
数学有理数的乘法与除法,① [(4*8)*25-8]*125② 15*(-3/5+1/3)-24*(5/12-7/15)③ (-47.65)*28/11+(-37.15)*(-28/11)+10.5*(-82/11)要用简便运算,第一题要有过程.
(-47.65)*2又6/11+(-37.15)*(-2又6/11)+10.5
(-47.65)x2又6/11+(-37.15)x(-2又6/11)+10.5x(-7又5/11).(-47.65)x2又6/11+(-37.15)x(-2又6/11)+10.5x(-7又5/11).
(-47.65)*2又6/11+(-37.15)*(-2又6/11)+10.5*(-7又5/11)
(-47.65)*2又6/11+(-37.15)*(-2又6/11)+10.5*(-7又5/11)
(-47.65)x2又6/11+(-37.15)x(-2又6/11)+10.5x(-7又5/11).简便
计算:(-47.65)x2又6/11+(-37.15)x(-2又6/11)+10.5x(-1又5/11).
1、已知a、b是实属,且(a+2)²+|b-3|=0,则a+b=——2、若a,b是整数,且ab=12,|a|<|b|,则a+b=——3、已知|a|+|b|=1,且a,b为整数,则|a-b|=——4、简算(-47.65)×28/11+(-37.15)×(-28/11)+10.5×(-82/11)5
1、 2、 4、7、11、( )( )、( )、37.括号填空,
负47.65乘2又11分之6加负37.15乘负2又11分之6加10.5乘负7又11分之5
(-47.65)*2又6/11+(-37.15)*(-2又6/11)+10.5*(-7又5/11)用简便算法
(-47.65)*2又11分之6+(-37.15)*(-2又11分之6)+10.5*(-7又11分之5)要过程,
负47.65乘2又11分之6加负37.15乘负2又11分之6加10.5乘负7又11分之5