Select the correct combination of mathematical signs that can sequential replace that * signs and balance the given equation.
25 * 15 * 5 * 4 * 16 * 21
1
÷, ×, +, -, =
2
+, ×, -, =, ÷
3
-, +, ÷, ×, =
4
+, ÷, ×, -, =
Select the correct combination of mathematical signs that can sequential replace that * signs and balance the given equation.
25 * 15 * 5 * 4 * 16 * 21