Question

-3

1

5

的相反數(shù)是______，倒數(shù)是______，絕對(duì)值是______．

Answer 1

-3

1

5

的相反數(shù)是3

1

5

，倒數(shù)是 1÷（-3

1

5

）=-

5

16

，絕對(duì)值是|-3

1

5

|=3

1

5

．
故答案是為：3

1

5

；-

5

16

；3

1

5

．