Select the correct combination of mathematical signs to sequentially replace…
2023
Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation: 45 * 86 * 23 * 36 * 18 * 2021
- A.
×, +, −, ÷, =
- B.
+, −, ×, ÷, =
- C.
−, ×, +, ÷, =
- D.
+, ×, −, ÷, =
Attempted by 2 students.
Show answer & explanation
Correct answer: D
Using option D gives 45 + 86 x 23 - 36 / 18 = 2021. Since 86 x 23 = 1978 and 36 / 18 = 2, the value is 45 + 1978 - 2 = 2021.