Subjects

Math

English Language Arts

Science

Social Studies

Foreign Language

Grades

Pre-K

Kindergarten

1st Grade

2nd Grade

3rd Grade

4th Grade

5th Grade

6th Grade

7th Grade

8th Grade

Worksheets

Games

Build a Worksheet

Word Scramble

Word Search

Crossword Puzzle

Sudoku Generator

Addition Worksheet Generator 

Subtraction Worksheet Generator

Multiplication Worksheet Generator

Division Worksheet Generator

See All

More Resources

Arts & Crafts

Hands-On Activities

CVC Words

Guided Lessons

Common Core State Standards

Common Core Math

Common Core ELA

Roly Recommends

Weekly Recommendations

Early Childhood

Social Emotional Learning

Holidays

Winter

Kwanzaa

New Year

Showing Results for adding subtracting

Practice adding and subtracting mixed customary units with this helpful measurement worksheet!

Add and Subtract Mixed Customary Units

Use your knowledge of subtraction and units of measurement to solve real-world problems involving length!

Subtracting Lengths

Brr! The temperature is dropping on this word problem worksheet. Can you figure out the final temperature by reading a thermometer and subtracting the degrees?

Thermometer Subtraction

Make math learning fun by adding some creativity to the mix. Kids boost measurement skills as they draw pictures comparing quantity and size.

Comparing Quantity and Size

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Does Adding Salt to Pasta make it Cook Faster?

Practicing subtraction using a thermometer for a number line makes math fun! In this lesson, your students will get more comfortable with subtracting two digit numbers.

Thermometer Subtraction: Number Line Adventures

This science fair project idea examines whether adding gelatin causes a solid  to have a higher melting point and/or melt slower.

Does Gelatin Slow Down the Melting of Freezer Pops? 

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Capillary Function

Lengthen your learners&#39; addition and subtraction skills using number line models and real-world scenarios!

Add and Subtract Lengths With Number Lines #1

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

Build an Architectural School Model

Frozen Salt

Apply mathematics to bike rides, haircuts, and crafts with these measurement word problems, created for second graders!

Measurement Word Problems: Length

Enjoy birthday cheer any day with this colorful second-grade worksheet!

Measurement: Birthday Fun

Paper clip measurement is a fun and easy way to help kids learn how to measure length.

Paper Clip Measurement

Build up your ability to convert metric units to customary units, operate with real-world decimals, and more with this performance task!

Raina's Redecoration: Converting Between Customary and Metric Units

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Floating Balloons

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

Does Aspirin Help Plants Grow?

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Why Do Plants Wilt?

This science fair project explores how salt and sugar affect the melting rate of ice in water.

What Makes Ice Melt Faster?

Science fair project that examines condensation and the conditions needed in order for dew to form.

Dew Point, Humidity and Weather

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Slow Burn

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

Pumpkin Cookies

Teach your students to find the perimeter of polygons using real world examples. They will make polygon pictures using tangrams and practice finding the perimeters of the polygons in their masterpieces.

Polygon Perimeters with Tantalizing Tangrams!

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Chirping Crickets

Make this delicious warm apple bread for Hanukkah.

Apple Bread

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

Slide It

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

Pfeffernusse

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

Green Toe

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Salinity & Water Density

Spider cupcakes are creepy-crawly treats that are perfect for Halloween. These spider cupcakes make for a great Halloween party treat.

Spider Cupcakes

Lesson Plans

Interactive Worksheets

Workbooks

Activities

Exercises

Stories

Songs

Offline Games

Teacher Resources

Teacher Editions

Resource Type

Birthdays

Women's History Month

St. Patrick's Day

Ramadan

Passover

Spring

Easter

Earth Day

Cinco de Mayo

Mother's Day

Memorial Day

Asian Pacific American Heritage Month

Graduation

Summer

Summer Packets

Father's Day

Independence Day

Back to School

Labor Day

Fall

Hispanic Heritage Month

Halloween

Dia de los Muertos

Veterans Day

Thanksgiving

Christmas

Hanukkah

Martin Luther King Jr. Day

Lunar New Year

Valentine's Day

Presidents' Day

Black History Month

Occasion

Common Core

Mazes

Dot to Dot

Ball Games

Crossword

Fitness & Exercise

Group Games

Memory Games

Outdoor Games

Printable Board Games

Puzzles & Sudoku

Scavenger Hunt

Travel Games

Word Puzzles

Game Type

Fabric Projects

Beads & Jewelry

Paper & Glue Crafts

Construction & Sculpture

Painting & Drawing

Recycled Crafts

Coloring

Snacks

Mains

Sides

Dessert

Recipes

English Language Support

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Grade Level