Select the correct combination of mathematical signs that can sequentially replace the * signs and make the equation correct. 5 * 468 * 18 * 70 * 180 * 4 * 5

×,  ÷,  +,  –,  =,  × ×,  ÷,  +,  =,  –,  × ×,  ÷,  –,  +.  =,  × ÷,  ×,  +,  –,  =.  ×

×,  ÷,  +,  –,  =,  ×

From the option (1) 5 × 468 ÷ 18 + 70 – 180 = 4 × 5 5 × 26 + 70 – 180 = 20 130 + 70 – 180 = 20 200 – 180 = 20 20 = 20