Q:

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation.
 39 * 4 * 61 * 18 * 4 * 49 * 7 * 30

• 1
  +,−,=,×,−,+,÷
• 2
  +,−,=,×,−,×,+
• 3
  ×,−,=, ×,−,÷,+
• 4
  =,−,+,×,−,÷,−