Question

Which operation should go in the blue spot to make this equation true?

12
-15 = 27
Addition
O a
Ob
Ос
Subtraction
Multiplication

Answer 1

Option b is correct.

Explanation:

Question 4:

Given:
`12` __
`-15=27`

To find: operation that should go in the blank

Solution:

Put subtraction
`(-)` in the blank.

`12(-)-15=27`

`12+15=27`

`27=27` which is true.

So, subtraction satisfies the given equation.

Option b is correct.