Additive inverse of any rational number is that number with minus (negative) sign before it.

i.e, Additive inverse of a/b is -a/b

We can also find the additive inverse of a rational number by multipying it with -1

**Question 1**

Additive inverse of 15/17 is?

**Explanation**

Additive inverse of 15/17 is -15/17

Alternative Method:1

15/17 x (-1) = -15/17

**Question 2**

Additive inverse of -12/17 is?

**Explanation**

Additive inverse of -12/17 = -(-12)/17 = 12/17

Alternative Method:

-12/17 x (-1) = 12/17

**Question 3**

Additive inverse of 17/26 is?

**Explanation**

Additive inverse of 17/26 is -17/26

Alternative Method:

17/26 x (-1) = -17/26

**Question 4**

Additive inverse of -19/10 is?

**Explanation**

Additive inverse of -19/10 = -(-19)/10 = 19/10

Alternative Method:

-19/10 x (-1) = 19/10

**Question 5**

Additive inverse of -35/17 is?

**Explanation**

Additive inverse of -35/17 = -(-35)/17 = 35/17

Alternative Method:

-35/17 x (-1) = 35/17

**Question 6**

Additive inverse of -14/9 is?

**Explanation**

Additive inverse of -14/9 = -(-14)/9 = 14/9

Alternative Method:

-14/9 x (-1) = 14/9

**Question 7**

Additive inverse of 16/9 is?

**Explanation**

Additive inverse of 16/9 is -16/9

Alternative Method:

16/9 x (-1) = -16/9

**Question 8**

Additive inverse of -18/19 is?

**Explanation**

Additive inverse of -18/19 = -(-18)/19 = 18/19

Alternative Method:

-18/19 x (-1) = 18/19

**Question 9**

Additive inverse of -23/21 is?

**Explanation**

Additive inverse of -23/21 = -(-23)/21 = 23/21

Alternative Method:

-23/21 x (-1) = 23/21

**Question 10**

Additive inverse of -13/19 is?

**Explanation**

Additive inverse of -13/19 = -(-13)/19 = 13/19

Alternative Method:

-13/19 x (-1) = 13/19

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