Alt. Elem. Math Lesson Plan
- What
- Alt. Elem. Math Lesson Plan
- When
- 1/12/2026
Day 1: Adding 3-Digit Numbers Without Regrouping
Lesson
Explain adding 3-digit numbers by lining up place values (hundreds, tens, ones).
Model addition problems where no regrouping is needed.
Practice solving problems together, emphasizing checking work.
Students complete independent practice.
Worksheet – Day 1
234 + 145 = ______
321 + 478 = ______
506 + 193 = ______
412 + 367 = ______
689 + 210 = ______
Day 2: Adding 3-Digit Numbers With Regrouping
Lesson
Review adding 3-digit numbers without regrouping.
Introduce regrouping (carrying) using place value.
Model regrouping step-by-step.
Guide students through practice problems.
Students work independently.
Worksheet – Day 2
286 + 457 = ______
394 + 268 = ______
175 + 689 = ______
458 + 376 = ______
592 + 189 = ______
Day 3: Adding 4-Digit Numbers Without Regrouping
Lesson
Introduce adding 4-digit numbers without regrouping.
Review place value through the thousands place.
Model several problems.
Students practice independently and explain their steps.
Worksheet – Day 3
1,234 + 2,345 = ______
4,120 + 3,679 = ______
5,432 + 2,167 = ______
6,201 + 1,598 = ______
7,345 + 1,254 = ______
Day 4: Adding 4-Digit Numbers With Regrouping
Lesson
Review adding 4-digit numbers.
Introduce regrouping across one or more place values.
Model regrouping carefully, emphasizing accuracy.
Students complete guided and independent practice.
Worksheet – Day 4
3,486 + 2,759 = ______
4,925 + 3,687 = ______
6,178 + 2,964 = ______
5,739 + 4,286 = ______
7,458 + 3,697 = ______
Day 5: Mixed Review (3- & 4-Digit Addition)
Lesson
Review strategies for adding 3- and 4-digit numbers.
Discuss how to tell when regrouping is needed.
Students solve mixed problems independently.
Review answers and reflect on strategies used.
Worksheet – Day 5
2,345 + 1,234 = ______
678 + 2,459 = ______
4,786 + 3,214 = ______
3,589 + 2,476 = ______
7,204 + 1,896 = ______