Subtraction

SMART Board Notebook Lessons

Subtraction: 2-Digit Numbers (with Regrouping)
In this interactive whiteboard lesson, students use the digital markers to solve subtraction problems. Then erase to check their answers. This activity has an optional PDF worksheet for students to follow-along.
Grades: 1st and 2nd     Common Core Standards
Magic Digits Subtraction - 2 Digit
In this SMART Board Notebook lesson, students will practice subtraction with 2 digit numbers. This lesson includes regrouping. The activity prompts students to place each digit into the correct box in order to produce the given answer. Use this lesson to foster critical thinking skills in students.
Grades: 3rd and 4th     Common Core Standards
Subtraction: 3-Digit Numbers
Solve these three-digit subtraction problems on the interactive whiteboard and check answers by erasing. As with most of our arithmetic lessons, this one has an optional follow-along PDF worksheet.
Grades: 2nd through 4th     Common Core Standards
Magic Digits Subtraction - 3 Digit
This SMART Board Notebook lesson teaches students to subtract with 3 digit numbers. This lesson includes regrouping. In the activity, students are instructed to fill in the blank boxes with the correct digit in order to produce the given answer. The goal of this lesson is to enhance students' critical thinking skills.
Grades: 3rd through 5th     Common Core Standards
Subtraction Across Zero
For this lesson, students will practice subtracting three-digit numbers across zero. This activity allows students to use the digital markers and the erase feature. There are 4 vertical problems and two word problems.
Grades: 2nd through 4th     Common Core Standards