Worksheet
Curated OER

Add Three

For Students 1st - 2nd
In this adding single digit numbers worksheet, students solve 15 problems that require them to add single digit numbers to the number 3.
Worksheet
Curated OER

Three Addend Addition 2

For Students 3rd - 5th
In this addition practice activity, students use their problem solving skills to solve 8 problems that require them to add multiple digit numbers. Each problem has 3 addends.
Lesson Plan
Curated OER

Negative Numbers

For Teachers 6th - 7th
Sixth and seventh graders investigate the concept of negative numbers. The lesson begins with a review of positive numbers and progresses to the various operations with negative numbers. The lesson includes dialogue for the teacher to...
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 2nd
Get your mental mathletes in top form with this number sequence worksheet! They must add or subtract 10 from a number to complete these number lines, finding the missing three-digit numeral from a list of answers. Encourage verbal or...
Worksheet
Curated OER

Ordering Numbers in a Sequence

For Students 2nd - 3rd
In this math worksheet, students analyze rows of random 2,3 and 4 digit numbers. Students sort each row of numbers into order from largest to smallest, then add 3 more numbers to the end of each sequence.
Lesson Plan
Curated OER

What's That Number? 1-Digit Addition and Subtraction

For Teachers 1st - 2nd
In this subtraction and addition worksheet, students fill in missing numbers in problems necessary to arrive at given answers. All problems use 1-digit numbers only.
Lesson Plan
Curated OER

Number Patterns/ Odd and Even #2

For Teachers 2nd - 4th
What's odd? What's even? And what is the pattern? Learners explore addition problems to answer this question, deciding if the answer to each equation is odd or even. They then draw a two-column table to illustrate the outcomes of the...
Lesson Plan
Curated OER

Number Sense and Numeration

For Teachers 6th - 8th
Students add and subtract integers. In this algebra instructional activity, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational numbers.
Worksheet
Curated OER

Part-Whole Mats

For Students K - 1st
A part-whole mat is a great way to practice simple addition using math manipulatives. Learners choose a number card and place it at the top of their mat. Using counters, they record the different number pairs which would add together to...
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 2nd
Find the missing digits in these number sequences. Each of the ten has one missing number and scholars must figure out what it is. Here's the pattern: all of these sequences involve counting by 10s. Learners add or subtract 10 to...
Worksheet
Curated OER

Add and Subtract Equations with Equal Sign

For Students 1st - 2nd
Gain exposure to addition and subtraction symbols. First, pupils examine a visual number sentence (featuring Sponge Bob), filling in the correct symbol to make it a complete equation. Next, they read a run-on number sentence involving...
Handout
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West Contra Costa Unified School District

Multiplying Numbers

For Students 3rd - 6th Standards
Provide families with the guidance needed to support their child's proficiency in multiplying numbers. Three pages offer detailed descriptions and labeled examples.  
Lesson Plan
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Lesson Design Protocol: Add and Subtract

For Teachers 3rd - 4th Standards
Addition and subtraction are studied in this math lesson. Upper graders add and subtract whole numbers up to 1,000 with and without regrouping.
Lesson Plan
Curated OER

Study Buddies: Adding Three-Digit Numbers

For Teachers 2nd - 3rd
In this math worksheet, students will work with a coach to solve a story problem in which they must add three-digit numbers. Students will follow a step-by-step process and notes are provided for the coach.
Worksheet
Curated OER

Adding Mixed Numbers and Fractions

For Students 5th - 6th
Once scholars have a grasp on adding fractions, it's time to throw some mixed numbers into the equation! Each of these 14 addition problems has one mixed number and one proper fraction. Skills here include finding a common denominator,...
Worksheet
Curated OER

Squares of Numbers

For Students 2nd - 4th Standards
Test your third graders with a math review instructional activity, which features problems on square numbers and area. After finding the squares of increasingly large numbers (3-40), pupils solve for the areas of six squares. A great way...
Lesson Plan
Curated OER

Feed The Whole Class

For Teachers 4th - 5th
Young scholars solve word problems and determine quotients of fractions and mixed numbers. They practice multiplying fractions by increasing a recipe found on a food website. In addition, they increase the numbers to feed the whole class...
Lesson Plan
Curated OER

Measuring Mixed Numbers

For Teachers 4th - 5th
Mixed numbers can be added conceptually, algorithmically, and physically. Have the class visualize mixed numbers by adding fraction bars together. They then discover the algorithmic process that simplifies adding mixed numbers. Finally,...
Lesson Plan
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Curated OER

Complex Numbers

For Teachers 9th - 12th Standards
The class practices, on paper and/or on a TI graphing calculator the concepts of how to add, multiply, divide and subtract complex numbers using the correct property.
Worksheet
Curated OER

Addition: Number Bonds to 10

For Students 1st Standards
You have the answer and a variable, but something is missing! The class fills in the missing addend in 23 practice problems that all add up to 10. This is a great way to build number sense, pattern recognition, and automaticity.
Worksheet
Curated OER

Chapter 19 Review, Section 3: Oxidation-Reduction Reactions

For Students 9th - 12th
If you need a homework assignment for your chemistry class, add this one to the possibilities. This assignment is composed of six questions including the identification of oxidizing and reducing agents, recognizing different redox...
Lesson Plan
Fraction Bars

Multiplying Fractions Times Whole Numbers and Fractions

For Teachers 5th - 6th Standards
Fifth graders make the connections using models between multiplying a fraction times a whole number and multiplying a fraction times a fraction. After completing three teacher-led activities, pupils access a website on their own to play...
Worksheet
Common Core Sheets

Adding and Subtracting Negative Numbers

For Students 5th - 8th Standards
As an assessment or worksheet this resource has 10 versions of adding and subtracting negative numbers. Each version comes with two options, one with an answer choice box and one without. Let this resource do the work for you when...
Worksheet
Curated OER

Column Addition: Single Digits

For Students 1st - 2nd
In this math worksheet, students will add three numbers to find the sum. The equations are presented vertically and addends are numbers 1 to 9.

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