Select the correct combination of mathematical signs to replace © signs and to balance to given equation , 6 © 15 © 10 © 3 © 12

¸÷ =, +, × ÷, +, =, × ´× ¸÷ +, = +, -, =, ÷

´× ¸÷ +, =

6 × 15 ÷ 10 + 3 = 12 6  × \(\frac{15}{10}\) + 3 = 12 9 + 3 = 12 12 = 12