Select the correct combination of mathematical signs that can sequentially replace the signs and balance the given equation.
20 * 14 * 6 * 3 * 1 * 2 * 2
1
-, +, ×, =, ÷, +
2
-, +, ÷, ×, =, +
3
+, -, ÷, ×, =, +
4
-, -, ÷, =, ×, +
Select the correct combination of mathematical signs that can sequentially replace the signs and balance the given equation.
20 * 14 * 6 * 3 * 1 * 2 * 2