Lesson Plan
Curated OER

Clockwise/Counterclockwise Math

For Teachers 2nd - 4th
Students practice the concept of moving in clockwise and counterclockwise directions to tell time using addition and subtraction.
Lesson Plan
Curated OER

Number Jump

For Teachers 2nd - 3rd
Students practice addition and subtraction skills while practicing jumping rope. They must jump rope using a variety of basic rope jumping skills and add and subtract in their heads.
Lesson Plan
Curated OER

Math Hook Up

For Teachers 1st - 5th
Young scholars practice moving different ways with different locomotor skills. They practice addition and subtraction problems.
Worksheet
Curated OER

Subtraction Using Blocks

For Students 2nd - 4th
In this subtraction activity, students look at sets of blocks and their accompanying numerical place values and then solve subtraction problems. Worksheet is labeled as a sample from a subscription site.
Lesson Plan
Curated OER

Adding and Subtracting Fractions with Like Denominators

For Teachers 3rd - 4th
Students add or subtract fraction parts of mixed numbers before adding or subtracting the whole number parts. In this fractions lesson, students learn to use a ruler to help them add and subtract fractions with like denominators.
Lesson Plan
Alabama Learning Exchange

Estimation Station: Why Estimating is Better than Guessing

For Teachers 3rd - 5th Standards
Youngsters discover the difference between estimating and guessing. They estimate how many items are contained in a jar as they read a story. After the story, pupils discover the differences between estimating and guessing and create a...
Lesson Plan
Curated OER

My Math Curse!

For Teachers 3rd - 5th Standards
Math novices examine how math can help them in real-world situations. They listen to the book The Math Curse by Jon Scieszka, solve various word problems from the book, explore various math websites, write original math word problems,...
Worksheet
Curated OER

Fun Math 13

For Students 2nd - 3rd
In this finding the difference worksheet, students subtract two-digit and three-digit numbers from three-digit numbers with and without regrouping on a worksheet with a clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Fact Finding

For Students 3rd
In this number search puzzle instructional activity, 3rd graders locate and circle 20 addition, subtraction, multiplication and division facts hidden in the puzzle involving the number 6.
Lesson Plan
Curated OER

Initial Fraction Ideas Lesson 21: Overview

For Teachers 3rd - 4th
Students become familiar with the process of subtracting fractions.  For this subtracting fractions lesson, students complete examples and then write a story problem. Students continue to practice while sharing their problems.
Worksheet
Curated OER

Fix it!

For Students 3rd - 6th
In this subtraction worksheet, students fix subtraction problems containing two and three digit numbers that were solved incorrectly. Students complete 5 problems.
Worksheet
Curated OER

Solving Word Problems

For Students 2nd - 3rd
In this finding the sums and differences for story problems worksheet, students add and subtract up to two-digits without regrouping. Students solve 6 problems.
Worksheet
Curated OER

Order of Operations

For Students 3rd - 5th
In this order of operations worksheet, learners solve 20 order of operation equations involving addition, multiplication and subtraction.
Lesson Plan
Curated OER

Unifix Flash Cards

For Teachers 3rd
Third graders are asked how multiplication, division, addition and subtraction are related. After being read part of a book, they work together to build a model between addition and multiplication. To end the lesson, they write about...
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....
Worksheet
Curated OER

Place Value Calculations 10s and 100s

For Students 3rd - 4th
For this place values calculations worksheet, students use their knowledge of place values to help complete the twenty different subtraction and addition equations.
Worksheet
Curated OER

Add or Subtract

For Students 2nd - 3rd
In this simple math worksheet, students find the sum or the difference for each addition or subtraction equation. Some equations contain three number to solve.
Worksheet
Curated OER

Inverse Relationships (3)

For Students 2nd - 3rd
In this missing numbers worksheet, students analyze 30 pairs of equations with missing numbers. Students fill in the missing numbers in the addition or subtraction fact. No number on the page is greater than 3.
Worksheet
Curated OER

Order Of Operations (J)

For Students 3rd - 5th
In this order of operations worksheet, students problem solve and calculate the answers to five equations involving addition and multiplication.
Lesson Plan
Curated OER

Number Tick Tack Toe:

For Teachers 1st - 3rd
Students practice basic addition and subtration facts to twelve and use thinking skills to win at tick tack toe.
Worksheet
Curated OER

Add and Subtract Decimal Hundredths [F]

For Students 3rd - 4th
In this decimal worksheet, students add or subtract a total of 32 problems, all either adding or subtracting decimal hundredths.
Lesson Plan
Curated OER

The Take-Awar Bar 1

For Teachers 3rd - 8th
Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...
Worksheet
Curated OER

Fraction Subtraction Worksheet 1

For Students 3rd - 5th
In this mathematics learning exercise, students subtract the second number fraction from the first one. Then they write their answer in the space provided. There are 12 problems to solve on the sheet.
Lesson Plan
Curated OER

What is Coal?

For Teachers 1st - 4th
Students receive instruction to answer the question "What is coal?". They then participate in several puzzles and problems to explore the subject of coal. They solve addition and subtraction problems and match letters with the letter...

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