Select the correct combination of mathematical signs that can sequentially replace the * signs and make the equation correct.
45 * 24 * 72 * 20 * 12 * 7
1
×, ÷, =, –, +
2
÷, ×, +, –, =
3
=, ×, +, ÷, –
4
+, ÷, –, =, ×
Select the correct combination of mathematical signs that can sequentially replace the * signs and make the equation correct.
45 * 24 * 72 * 20 * 12 * 7