Question

Put brackets in the calculation to make it correct: 9 + 12 ÷ 3 - 1 = 15

Answer 1

Answer:

9+( 12\3 ) + 1

Step-by-step explanation:

this equation must be wrong

Answer 2

Answer:

9 + 12 ÷ (3 - 1)

Step - wise calculation :

9 + {12 ÷ (3 - 1)} = 15

or, 9 + {12 ÷ 2} = 15

or, 9 + 6 = 15

Therefore, 15 = 15