Question
Observe the following table and complete it
| Statement | Observation |
| (- 20) × (- 5) = 100 | Product is an integer |
| (- 15) × 17 = - 255 | Product is an integer |
| (- 30) × 12 = | |
| (- 15) × (- 23) = | |
| (- 14) × (- 13) = | |
| 12 × (- 30) = |



