利用法则比较大小:回顾:正数{#blank#}1{#/blank#}0;0{#blank#}2{#/blank#}负数;正数{#blank#}3{#/blank#}负数;两个负数,{#blank#}4{#/blank#}大的反而{#blank#}5{#/blank#}.
比较下面各对数的大小:
⑴0与-2024;
⑵-100与0.001;
⑶![](http://math.21cnjy.com/mml2svg?mml=%3Cmath+xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F1998%2FMath%2FMathML%22%3E%3Cmo%3E-%3C%2Fmo%3E%3Cmfrac%3E%3Cmrow%3E%3Cmn%3E6%3C%2Fmn%3E%3C%2Fmrow%3E%3Cmrow%3E%3Cmn%3E5%3C%2Fmn%3E%3C%2Fmrow%3E%3C%2Fmfrac%3E%3Cmi+mathvariant%3D%22normal%22%3E%E4%B8%8E%3C%2Fmi%3E%3Cmo%3E-%3C%2Fmo%3E%3Cmfrac%3E%3Cmrow%3E%3Cmn%3E8%3C%2Fmn%3E%3C%2Fmrow%3E%3Cmrow%3E%3Cmn%3E7%3C%2Fmn%3E%3C%2Fmrow%3E%3C%2Fmfrac%3E%3Cmo%3E.%3C%2Fmo%3E%3C%2Fmath%3E)
解:
⑴因为{#blank#}6{#/blank#}(填写法则),所以0{#blank#}7{#/blank#}-2024
⑵因为{#blank#}8{#/blank#}(填写法则),所以-100{#blank#}9{#/blank#}0.001
⑶因为
={#blank#}10{#/blank#}={#blank#}11{#/blank#},
{#blank#}12{#/blank#}={#blank#}13{#/blank#},而{#blank#}14{#/blank#}>{#blank#}15{#/blank#}, 所以-
{#blank#}16{#/blank#}-
.