| Question | Select the correct combination of mathematical signs that can sequentially replace the * signs and make the given equation correct. 55 * 126 * 14 * 520 * 30 * 5 | |
| Type | multiple_choice | |
| Option | ×, ÷, =, –, + | correct |
| Option | +, ÷, –, =, × | incorrect |
| Option | =, ×, +, ÷, – | incorrect |
| Option | =, –, +, ÷, × | incorrect |
| Solution | 1. ×, ÷, =, –, + Given equation: 55 * 126 * 14 * 520 * 30 * 5 After replacing the * with the symbols in the option, we get: 55 × 126 ÷ 14 = 520 – 30 + 5 ➙ 55 × 9 = 495 ➙ 495 = 495 | |
