Lesson Plan
Curated OER

Calculating Elapsed Time

For Teachers 2nd - 5th
Young scholars calculate elapsed time in a series of activities. In this calculating time lesson, students view a Cyberchase video that demonstrates how to calculate elapsed time. Activities include counting, subtracting and regrouping...
Worksheet
Curated OER

Three-Digit Subtraction, No Regrouping /Borrowing / Trading

For Students 2nd - 4th
For this subtraction practice worksheet, students use their math skills to solve 20 problems that require them to subtract 3 digit numbers without regrouping, borrowing, or trading.
Worksheet
Curated OER

Two, Three and Four Digit Subtraction With Regrouping

For Students 3rd - 4th
For this subtraction worksheet, student find the difference for 15 two, three and four digit subtraction problems that require regrouping. They work with numbers up to 1000.
Worksheet
Curated OER

Two and Three Digit Subtraction with Regrouping

For Students 3rd - 4th
In this subtraction learning exercise, students find the differences in 15 problems in which they regroup as needed. They see black line pictures of dinosaurs and animals on the page.
Worksheet
Curated OER

Two and Three Digit Subtraction With Regrouping

For Students 3rd - 4th
In this subtraction worksheet, students find the differences in 15 two and three digit problems in which they regroup as needed. They see black line pictures of dinosaurs and animals on the page.
Worksheet
Curated OER

Two and Three Digit Subtraction with Regrouping

For Students 3rd - 4th
In this subtraction worksheet, students find the differences in 15 two and three digit problems in which they regroup as needed. They see black line pictures of dinosaurs and animals on the page.
Worksheet
Curated OER

Two and Three Digit Subtraction with Regrouping

For Students 3rd - 4th
In this subtraction activity, students find the differences in 15 two and three digit problems in which they regroup as needed. They see black line pictures of dinosaurs and animals on the page.
Lesson Plan
Curated OER

Addition: 3-Digit with Regrouping

For Teachers 3rd - 4th
In this addition worksheet, learners complete a total of 20 problems, adding 3 digit numbers. Problems require regrouping. Answers are included on page 2.
Worksheet
Math Salamanders Ltd.

Column Subtraction - 3 Digits Sheet 3

For Students 3rd - 4th Standards
In this column subtraction with three-digit worksheet, students solve fifteen subtraction problems with three-digit numbers using regrouping.
Worksheet
Math Salamanders Ltd.

Column Subtraction Four Digits Sheet 2

For Students 3rd - 4th Standards
In this four-digit subtraction worksheet, students solve fifteen subtraction problems that require regrouping when necessary.
Worksheet
Math Salamanders Ltd.

Column Subtraction - Five Digits Sheet 6

For Students 3rd - 5th Standards
In this column subtraction with five digits worksheet, students rewrite 12 problems in column form, then subtract, using regrouping when needed.
Worksheet
Curated OER

Add Mixed Numbers with and without Regrouping

For Students 3rd - 4th
In this adding mixed numbers with and without regrouping worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Worksheet
Curated OER

Three-Digit Addition with Regrouping /Carry-on - Missing Digits

For Students 4th - 6th
For this 3 digit addition practice worksheet, students use their problem solving skills to solve 20 problems that require them to fill in the missing digits in 3 digit addition with regrouping and carry-on problems.
Worksheet
Curated OER

Column Subtraction: 3 Digits, Horizontally

For Students 3rd - 4th
In this column subtraction with 3 digits worksheet, students solve twelve horizontal subtraction problems with three digits by rewriting them in column form with regrouping.
Worksheet
Curated OER

Column Subraction with Four Digits

For Students 3rd - 4th
In this column subtraction with four digits worksheet, students solve fifteen subtraction problems using regrouping when it is needed.
Worksheet
Curated OER

Fun Math 20

For Students 3rd - 4th
In this finding the sum worksheet, students add four-digit plus four-digit numbers with regrouping on a page with clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Fun Math 22

For Students 3rd - 4th
In this finding the sum instructional activity, students add four-digit plus four-digit numbers with regrouping on a page with a clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Fun Math 23

For Students 3rd - 4th
In this finding the sum learning exercise, students add three and four-digits plus four-digit numbers with regrouping on a page with a clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Fun Math 24

For Students 3rd - 4th
In this finding the sum worksheet, students add three and four-digits plus four-digit numbers with regrouping on a page with a clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Fun Math 24

For Students 3rd - 4th
In this finding the sum worksheet, students add four-digit plus four-digit numbers with regrouping on a page with a clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Fun Math 25

For Students 3rd - 4th
In this finding the sum worksheet, students add four-digit plus four-digit numbers with regrouping on a page with a clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Fun Math 32

For Students 2nd - 4th
In this finding the sums worksheet, students add two-digit and three-digit numbers with regrouping on a page with a fun clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Fun Math 3

For Students 3rd - 4th
In this finding the sum activity, students add three-digit plus three-digit numbers with regrouping on a activity with clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

3 Digit Addition Without Regrouping

For Students 3rd - 4th
In this addition practice worksheet, students solve 20 problems that require them to add 3-digit numbers to 3-digit numbers without regrouping.

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