If '×' = '-' , '-' = '+', '+' = '', '' = '×', which equation is correct?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 12 - 4 + 2 × 2 = 12.
Option 2: 12 - 4 + 2 × 2 = 12
On interchanging the sign:
12 + 4 ÷ 2 - 2 = 12
12 + 2 - 2 = 12
14 - 2 = 12
12 = 12