Worksheet
Curated OER

A Frightening Mix of Math, A-Add or Subtract, But Look Out for the Monsters

For Students 2nd - 3rd
In this math worksheet, learners add and subtract. Fifteen problems are subtraction, students subtract two digit numbers from three digit numbers. Regrouping is required. Twenty-one problems are addition, learners add two digit numbers...
Worksheet
Curated OER

Add Groups of 10

For Students 2nd - 3rd
In this addition worksheet, students count each group and write the 2-digit number in the top boxes. Students add the number shown in each table to this number. Students draw a line for each extra 10 added. Students record the total at...
Worksheet
Curated OER

Story Subtraction

For Students 2nd - 3rd
In this story problems worksheet, learners solve 5 word problems in which two and three digit numbers are subtracted. There will be regrouping.
Worksheet
Curated OER

Penny Counting

For Students 2nd - 3rd
For this penny counting worksheet, students solve 4 story problems in which three digit numbers are added or subtracted. All problems pertain to pennies; there will be regrouping.
Worksheet
Curated OER

Problems Using Time

For Students 3rd - 4th
What time will it be in thirty minutes? Scholars use three digital clocks to answer nine questions which require they add and subtract minutes from a given time. Learners record what time it will be in a specific number of minutes or...
Lesson Plan
Curated OER

The Weight of Primates

For Teachers 2nd
Second graders practice their problem solving skills. In this addition and subtraction skills lesson, 2nd graders solve word problems that require them to find differences and sums. This lesson features the use of a video titled...
Worksheet
Curated OER

Problem-Solving Decision: Explain Your Answer - Reteach

For Students 3rd
In this problem solving worksheet, 3rd graders solve 3 word problems in which they add or subtract with three digit numbers. They write an explanation of how they solved the problem.
Lesson Plan
Curated OER

$$Adding Up All Your Loot!$$

For Teachers 3rd - 4th
In this adding money amounts worksheet, students add four-digit dollars and cents problems with regrouping. Students solve 15 problems.
Lesson Plan
Curated OER

Regrouping With Remediation

For Teachers 4th
Fourth graders complete multiplication, addition, and subtraction problems that all contain regrouping. For this regrouping lesson plan, 4th graders complete worksheets not provided.
Lesson Plan
Curated OER

Unit 2 Sun & Stars

For Teachers 6th - 7th
Students describe stellar objects using terms such as stars, planets, satellites, orbits and light. In this sun and stars unit, students research stellar objects through seven individual lessons discovering star characteristics, how...
Lesson Plan
Curated OER

A Borrower And A Lender Be

For Teachers 2nd
Second graders practice addition and subtraction in this fun, technology-based Mathematics lesson for the second grade classroom. The lesson includes resource links, video clips, interactive websites, and a section for pre-lesson...
Lesson Plan
Curated OER

Chart Trivia

For Teachers 1st - 3rd
Young scholars practice addition and subtraction problems and answer questions using greater than and less than. They chart information to create a graph on the computer.
Worksheet
Curated OER

Subtraction Worksheet : Numbers to 19 (1 of 3)

For Students 1st - 2nd Standards
In this subtraction worksheet, learners find the differences to 53 horizontal and vertical subtraction problems. They work with numbers up to 19 and do not regroup while working.
Lesson Plan
Curated OER

Matter

For Teachers 4th - 6th
Students complete a unit of activities to learn about states of matter and how to measure matter. In this matter lesson, students complete 8 lessons to learn about matter, its states, and how to measure matter.
Lesson Plan
Curated OER

Place Value Popsicles

For Teachers 1st - 2nd
Students play a place value game using popsicle sticks and dice. They investigate units and tens.
Lesson Plan
Curated OER

Subtracting Greater Numbers

For Teachers 4th - 5th
In this subtracting greater numbers worksheet, students, with a partner, problem solve and calculate the answers to six addition equations.
Lesson Plan
Curated OER

Hooked On Problem Solving

For Teachers 4th
Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...
Lesson Plan
Curated OER

Dinosaur Math

For Teachers 2nd
Second graders practice vocabulary related to measurement, mathematics, and dinosaurs. Using the engaging topic of dinosaurs, learners will calculate various information about dinosaurs and use measurement vocabulary. They will also...
Worksheet
Curated OER

Let's Play Ball

For Students 4th - 5th
For this probability worksheet, students read about a group of students who play six games of basketball and the results. Students solve 6 word problems about the basketball games.
Lesson Plan
Curated OER

Career Stories

For Teachers 2nd
Second graders write and solve word problems related to career stories.
Unit Plan
Curated OER

Olympic Games - Can You Measure Up?

For Teachers 5th - 6th
Students complete 6 units to learn about Ancient Greece and the Olympic games through physical education activities as well as math activities. In this Ancient Greece lesson, students complete multiple activities in 6 lessons including...
Lesson Plan
Curated OER

Multiplication Word Problems Using Different Representations

For Teachers 3rd - 6th
Students solve multiplication word problems by using base 10 blocks and drawing pictures. For this multiplication lesson plan, students also write a reflection of their work.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding Two Digit Numbers With Regrouping

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video models how to add two-digit numbers using regrouping. The video is followed by practice problems.
Whiteboard
ClassFlow

Class Flow: Two Digit Addition With Regrouping

For Teachers Pre-K - 1st Standards
[Free Registration/Login Required] This flipchart will help the second grade student review three digit place value and comparing numbers. It has a helpful work mat for teaching two digit addition with regrouping. Students will learn how...