小学六年级数学题~~在线等!
在括号里加注运算法则。列:(-18)÷6=········(两个有理数相除)-(18÷6)=·········(异号取负)-3··············(并把绝对值相除...
在括号里加注运算法则。
列:(-18)÷6=········(两个有理数相除)
-(18÷6)=·········(异号取负)
-3 ··············(并把绝对值相除)
(1) 27÷9=········( )
+(27÷9)=·······( )
3············( )
(2)0÷2=·········( )
0·············( )
再问一个。填空题
一个数与1的积等于__________,一个数与-1的积等于__________。 展开
列:(-18)÷6=········(两个有理数相除)
-(18÷6)=·········(异号取负)
-3 ··············(并把绝对值相除)
(1) 27÷9=········( )
+(27÷9)=·······( )
3············( )
(2)0÷2=·········( )
0·············( )
再问一个。填空题
一个数与1的积等于__________,一个数与-1的积等于__________。 展开
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