| 1. | See if it is worked out orderly. Be sure that the work is neat. Neatness is critical to mathematics |
| 2. | Routine check down the line to see if everything is correct. |
| 3. | Study, think, and analyze concepts if they are correct. Be sure that you know what everything means, and why. |
| • | signs. Just focus on the signs, counting them to insure correctness |
| • | units. This is very important. Units on both sides of an equation must balance |
Check each item separately.
Check if anything omitted.
Check that everything is checked properly.
| 5. | Review it after a pause of a moment, hour, or a couple of days. Check everything. Apply it. Discuss it with someone else. |