(-7)-(+5)+(-4)-(-10)等于多少
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(-7)-(+5)+(-4)-(-10)等于多少
(-7)-(+5)+(-4)-(-10)等于多少
(-7)-(+5)+(-4)-(-10)等于多少
(-7)-(+5)+(-4)-(-10) 去括号,负正得负.负负得正.所以是-7-5-4+10=-6
算24点 2 2 5 10,3 8 8 10,4 4 10 10 ,4 7 8 10 ,5 5 7 10 ,5 7 7 9.
(4/5+1/4)/3/7+7/10简算
(4/5+1/4)÷7/3+7/10
(-3*10^5)*(7*10^4)*(-2*10^3)^2
(-7)-(+5)+(-4)-(-10)等于多少
(-7)-(+5)+(-4)-(-10)等于多少
5/4x=10/7
4,5,6,7,8,9,10
1,2,4,5,7,8,10,( ),( )
3,4,5,6,7,10题,
4、5、6、7、8、9、10
数学24点,10,4,7,5
4 5 6 7 8 9 10
4/5>( )>7/10中间填几
4、7、10、18;4、5、9、11;4、4、7、9;4、?5、3;
1,4,5,6.5,7,7,11.2,4,10,10.5,10,10,13.算二十四点
7/8-3/10+7/8+4/5等于多少
5/4X减10等于10/7X.