| 把下列各数填在相应的大括号里: +8,0.275,-|-2|,-1.04,-(-10),-23.15,-(-2)2,
正整数集合:{______…} 整数集合:{______…} 负分数集合:{______…}. |
答案:
| 正整数集合:{+8,-(-10)…} 整数集合:{+8,-|-2|,-(-10),-(-2)2…} 负分数集合:{-1.04,-23.15,-
|

| 把下列各数填在相应的大括号里: +8,0.275,-|-2|,-1.04,-(-10),-23.15,-(-2)2,
正整数集合:{______…} 整数集合:{______…} 负分数集合:{______…}. |
答案:
| 正整数集合:{+8,-(-10)…} 整数集合:{+8,-|-2|,-(-10),-(-2)2…} 负分数集合:{-1.04,-23.15,-
|