Question

+2 - -19 = ? Need help!!!!

Answer 1

+2 + 19 = 21

Answer 2

double negative is a positive

Answer 3

Because -(-blah) = +blah,\[+2-(-19) = +2 + 19\]

Answer 4

\[12-(-19)=12+19= ?\]

Answer 5

So what's the answer

Answer 6

31 :)

Answer 7

I think it's +21

Answer 8

@Miyuru

Answer 9

Ohh. Yeap .. I calculated it according to my post.. Sorry I have written 12 instead of 2.. :D

Answer 10

Ok that you

Answer 11

+16 - -34 = ?

Answer 12

Same as the above.. Give a try.. :)

Answer 13

-18

Answer 14

@Miyuru

Answer 15

Nope.
16+34=?

Answer 16

@kiki41554

Answer 17

+50

Answer 18

Correct. Well done :)

Answer 19

Thank you

Answer 20

You are always welcome... :)

Answer 21

-11 - -47= ??

Answer 22

@Miyuru

Answer 23

- - = +
Try to do it...

Answer 24

So I add them

Answer 25

But the minus of the first one wouldn't change..
- a - -b = -a+b

Answer 26

Yeah add them up. Don't forget the minus mark at the front..