试题与答案

-123的倒数是______,相反数是______,绝对值是______.

题型:填空题

题目:

-1
2
3
的倒数是______,相反数是______,绝对值是______.

答案:

-1

2
3
的倒数是
1
-1
2
3
=-
3
5

-1

2
3
的相反数是1
2
3

-1

2
3
的绝对值是1
2
3

故答案为-

3
5
;1
2
3
;1
2
3

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