Lesson Plan
EngageNY

Does Every Complex Number Have a Square Root?

For Teachers 11th - 12th Standards
Help the class find a better way. Pupils recall finding nth roots or a complex number in polar form from a previous module to find the square root of a complex number. Using the second installment in a series of 23, scholars discover it...
Worksheet
Mathed Up!

Estimation

For Students 4th - 6th Standards
Reinforce estimation and the four operations—addition, subtraction, multiplication, and division—with eight page, 15 problem independent practice exercise.
Worksheet
Curated OER

Subtract with 2 Regroupings

For Students 3rd - 4th
In this subtraction with regrouping worksheet, students solve the subtraction word problems by using 2 different regroupings. Students solve six word problems.
Lesson Plan
Curated OER

Two Plus Two

For Teachers 4th - 5th
Students solve simple math problems in the target language using words instead of numberals. They use the appropriate interpretive strategies to compute in the taget language. Students use complex language structures to solve the...
Worksheet
Curated OER

Subtract 2-Digit Numbers with Regrouping

For Students 3rd - 4th
In this subtraction with regrouping worksheet, students solve the subtraction word problems using the two digit numbers. Students use regrouping to solve the subtraction problems.
Worksheet
Curated OER

Fact Families

For Students 2nd - 3rd
In this fact families worksheet, students solve the six word problems by using the fact family rules for addition and subtraction. Students solve six problems.
Worksheet
Curated OER

Subtract in Vertical Form

For Students 1st - 2nd
In this subtract in vertical form worksheet, learners read the 6 word problems in order plug the numbers in complete the subtraction facts.
Worksheet
Curated OER

Use Addition to Help You Subtract

For Students 1st - 2nd
In this early childhood addition and subtraction worksheet, learners solve 6 math story problems that help them see the relationship between adding and subtracting.
Worksheet
Curated OER

Choose the Operation

For Students 2nd - 3rd
In this mathematical operations worksheet, students solve the six math word problems by determining which operation to use, addition or subtraction, to solve the problem.
Worksheet
Curated OER

Write a Number Sentence

For Students 2nd - 3rd
In this number sentences instructional activity, students learn to solve the addition and subtraction word problems by writing number sentences for each problem.
Worksheet
Curated OER

Calculator Activity: Word Puzzle

For Students 2nd - 3rd
In this word puzzle worksheet, students use a calculator find the sums or differences for each number problem. Students then turn the calculator upside down to see a word from the number answer. Students write the word at the end of each...
Worksheet
Curated OER

Difference

For Students 1st - 2nd
In this subtraction worksheet, students solve 20 problems in which one or two digit numbers are subtracted. The word "difference" is used. Example: Find the difference between 16 and 7.
Worksheet
Curated OER

Story Teller

For Students 2nd - 3rd
For this story problems worksheet, students solve 3 addition or subtraction facts and then write a story problem for each equation.
Lesson Plan
Curated OER

Arrays Hooray

For Teachers 2nd
Second graders write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division. They solve multiplication problems by using strategies other than counting all. They interpret and solve...
Lesson Plan
Curated OER

Math: Creating Problems on Computers

For Teachers 3rd
Third graders, in pairs, create math story problems on computers. Skills include multiplication or addition and subtraction in two-step problems. After devising their problems, 3rd graders type them and use pictures to illustrate them....
Lesson Plan
Curated OER

Codebreaker Math

For Teachers 2nd - 3rd
Students solve addition and subtraction problems and decipher and write messages using a code. They read and discuss an informational fact sheet about the Navajo code talkers from World War II, and decode and re-code messages using math...
Lesson Plan
Curated OER

Transportation Math

For Teachers 2nd - 3rd
Students recognize math problems within stories.  In this consumer math lesson, students discover clues to solve math problems within written story problems.  Students complete the story problems on a worksheet.
Worksheet
Curated OER

Pumpkin Math

For Students 2nd - 3rd
In this thematic Halloween math worksheet, students will use pumpkin seeds to complete the fourteen questions. Using the seeds, the students will work on addition and subtraction word problems, place value, and decipher odd and even...
Worksheet
Curated OER

One More, One Less

For Students 1st - 2nd
In this addition and subtraction instructional activity, students solve 6 problems in which the number one is added or subtracted from other numbers in illustrated story problems.
Lesson Plan
Curated OER

Transportation Math

For Teachers 4th - 5th
Students use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math lesson, students read word problems that relate to transportation and the math needed to solve the word problems....
Interactive
Curated OER

Number Sentence Words

For Students 2nd - 3rd
In this number sentence words worksheet, students fill in missing words in number sentences using either not equals, equals, plus or minus. Answers and hints are available on-line; a reference web site for additional resources is given.
Worksheet
Curated OER

Focus on Problem-Solving: Explain Your Answer: Problem Solving

For Students 3rd - 4th
In this explaining answers instructional activity, students read the word problem about a passenger helicopter and its speed abilities. Students use the understand, plan, solve, and look back method to solve the problem and then explain...
Worksheet
Curated OER

Problem Solving-Number Bonds

For Students 2nd - 3rd
In this problem solving with number bonds worksheet, students use addition and subtraction to create number bonds and solve problems.
Worksheet
Curated OER

Regroup Ones and Tens

For Students 2nd - 3rd
In this problem solving worksheet, students analyze the information on a data table about the sizes of bears. Students use the table to solve 4 problems in which addition with regrouping twice is used.

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