| Objective | Find missing digits by using place value relationships in column addition problems. |
| Resources | Lesson Plan Powerpoint NRich problem Two and two NRich Eleven Cryptarithms worksheet Homework |
| Objective | Find missing digits by using place value relationships in column addition problems. |
| Resources | Lesson Plan Powerpoint NRich problem Two and two NRich Eleven Cryptarithms worksheet Homework |