Worksheet
Curated OER

Temperature and Negative Numbers

For Students 3rd - 5th
In this intermediate temperature and negative numbers learning exercise, students record the temperatures on 4 thermometers. Students also respond to 6 short answer questions regarding temperature.
Worksheet
Curated OER

Model Adding 2-Digit Numbers

For Students 2nd - 3rd
For this adding two-digit word problems worksheet, students and equations with and without regrouping. Students solve six problems.
Lesson Plan
Curated OER

ADDING ON THE NUMBER LINE ACCENTUATING THE NEGATIVE

For Teachers 7th
Seventh graders solve problems involving addition of positive and accentuating negative integers. In this adding real numbers lesson, 7th graders draw a number line on chart paper, complete a working sheet and use the Learning Gizmo...
Worksheet
Curated OER

Addition: Number Bonds to 30

For Students 2nd - 4th Standards
In this addition instructional activity, students fill in the missing addend to an addition problem that adds up to 30. This number could be a one or two digit number. Students complete 41 missing addend problems.
Worksheet
Curated OER

Quaternions

For Students 11th - 12th
In this quaternions worksheet, students solve and complete 7 different problems. First, they read and identify quaternions as expressions in a given form of ordinary real numbers. Then, students add and subtract a few problems by doing...
Worksheet
Curated OER

Addition: Number Bonds to 100

For Students 3rd - 5th Standards
In this addition worksheet, students fill in the missing addend for problems that add up to 100. Students complete 41 problems.
Worksheet
Curated OER

Make 19

For Students 3rd
In this addition worksheet, 3rd graders figure out and put in the missing numbers in 8 addition problems, so each of the sums in the boxes add up to 19. Students write down all the pairs of numbers with a total of 19 and solve 5...
Lesson Plan
Curated OER

Piecing it Together: Adding & Subtracting Fractions

For Teachers 5th - 8th
Students add and subtract fractions and mixed numbers with unlike denominators. They "fish" for and solve a number of fraction problems requiring adding, subtracting, finding equivalent fractions, and using mixed numbers.
Worksheet
Raytheon

Adding and Subtracting Fractions

For Students 4th - 6th
In this adding and subtracting fractions learning exercise, students add and subtract fractions including mixed numbers and negatives. Students complete 62 problems.
Lesson Plan
Curated OER

Counting Chart

For Teachers 1st - 2nd Standards
Elementary learners discover counting through a counting chart. In this math lesson, students identify numbers 1-100. They then point or recite their counting numbers.
Worksheet
Curated OER

Addition and Subtraction of Rational Expressions

For Students 9th - 11th
In this rational expression instructional activity, students add and subtract fractional expressions. They completely factor the numerator and denominator. Explanations and examples are provided at the beginning of the document. This...
Worksheet
Curated OER

Weighty Sums and Differences

For Students 3rd
In this numbers with weight learning exercise, 3rd graders add and subtract different weights to 8 barbells in order to make the weight balanced on both ends of each barbell.
Worksheet
Curated OER

Arithmetic: Fractions

For Students 3rd - 6th
In this fractions instructional activity, students add positive and negative fractions with unlike denominators. They compute a fractional part of a number. This six-page instructional activity contains approximately 20 problems....
Worksheet
Curated OER

Add Four Digit Numbers

For Students 3rd - 4th
For this finding the sums worksheet, students add four-digit numbers with regrouping. Students solve 20 problems. 
Lesson Plan
Curated OER

Let's Trade

For Teachers 2nd
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Lesson Plan
Curated OER

Once Upon A Math Story

For Teachers 2nd - 4th
Students write a math story.  In this math operations and writing lesson, students work in small groups to brainstorm ideas for a math story, write a rough draft, revise their story, edit their story and add clip art.  Students...
Worksheet
Curated OER

Addition Worksheet (Four Digits)

For Students 2nd - 4th
For this problem solving worksheet, students solve 48 addition math problems involving 4-digit numbers. Students record their answers in the boxes provided.
Worksheet
Curated OER

Two-digit And Three-digit Numbers

For Students 3rd
In this math worksheet students will add two and three digit numbers. Students will synthesize answers for 80 horizontal math problems with regrouping.
Lesson Plan
Curated OER

Touch Math

For Teachers 2nd - 3rd
Using the touch math system, learners engage in activities to practice adding numbers. While the lesson is laid out in an explicit manner, there isn't a guide explaining the touch math system.
Lesson Plan
Curated OER

Mystery Math

For Teachers 6th - 8th
Here is an interesting "trick" your young mathematicians can perform. They are taught how to find any number's "digital root," by following a set of detailed instructions. The process works for any number, and is the type of math puzzle...
Worksheet
Curated OER

Today's Number

For Students 2nd - 3rd
Using the number of days they have been in school, learners practice fining sums by adding ten, subtracting ten, and determining even and odd numbers. They write equations and build numbers with the fewest number of base ten blocks.
Worksheet
Curated OER

Adding 2-Digit Numbers (Crossing 10)

For Students 1st - 2nd
In this addition worksheet, students add the two given two-digit numbers. Students complete nine different problems and solve by segmenting the numbers crossing ten.
Worksheet
Curated OER

Ordinal Numbers

For Students 1st - 2nd
In this ordinal numbers activity, students follow the coloring directions that use ordinal numbers to color the ice cream cone.
Lesson Plan
Curated OER

What are Numbers?: Learning to Add

For Teachers K - 1st
Learners identify numbers from 0-20. They show quantities to 20. Students work in small groups and take pictures of items demonstrating the numbers that they have beeen taught. They form the number shape using their bodies and take...

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