Question

what should be added to 1.2 + 1.3 -1.5 to get 3

Answer 1

let the required number be x
x+1.2+1.3-1.5=3
x+2.5-1.5=3
x+1=3
x=3-1
x=2


hope it helps

Answer 2

hey

here is yr answer

Let the number be ---- x

=====1.2+1.3-1.5+x = 3
=====1.5-1.5+x = 3
=====1.5+x = 3 + 1.5
=====1.5 + x = 4.5
===== x = 4.5 - 1.5
so, x = 3 is yr answer.

hope it helps..