West Contra Costa Unified School District
Adding Numbers
Support math instruction at home with a helpful reference sheet designed for parents. Three pages cover the subject of addition with written details and labeled pictures.
Curated OER
Addition Word Problems #1
Math is all around us, and scholars observe various addition scenarios as they solve 15 word problems. Each of these involve two-digit addends, some of which are money values. Although there are no decimals or fractions, learners do...
EngageNY
Directed Line Segments and Vectors
Investigate the components of vectors and vector addition through geometric representations. Pupils learn the parallelogram rule for adding vectors and demonstrate their understanding graphically. They utilize the correct notation and...
Houghton Mifflin Harcourt
Unit 1 Math Vocabulary Cards (Grade 1)
Reinforce mathematical vocabulary with the use of flash cards. Each card showcases a boldly typed word as well as a labeled picture representation of the word. Terms include addition, subtraction, greater than, less than, and more!
EngageNY
The Computation of the Slope of a Non-Vertical Line
Determine the slope when the unit rate is difficult to see. The 17th part of a 33-part series presents a situation that calls for a method to calculate the slope for any two points. It provides examples when the slope is hard to...
Illustrative Mathematics
Cell Phone Plans
Turn your classroom into a local cell phone store. Then, have your cell phone agents use linear equations to visually display three cell plans and their advantages. It makes for a great group project. Discuss how to decide which plan is...
Curated OER
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
Curated OER
Jumping the Number Line - Decimal Fractions (Hundredths)
Students demonstrate how to add decimal fractions (tenths and hundredths) by using the jumping the number line strategy. They complete a variety of problems on a worksheet, attempting to solve them mentally, then recording the answers on...
Curated OER
Addition and Subtraction
In this addition and subtraction worksheet, students use the number line to help find the missing numbers for the 23 single and double digit problems.
Eisenhower Regioanl Consortium for Mathematics and Science Education
Lesson 10: Integer Addition and Subtraction (for the TI-73 only)
Using a number line on the floor made from masking tape and manipulatives, learners observe a demonstration of the addition and subtraction processes. After completing several worksheets, they solve three-term problems using calculators...
Curated OER
Concept: Adding Integers
In this integers online interactive worksheet, students complete a chart on adding integers and rewrite 11 positive integer questions without the positive signs. Students solve 2 online integer word problems on the lines provided.
Curated OER
Subtraction With Integers
This thorough introduction to the concept of subtracting negative integers walk learners through the necessary steps using teacher modeling and guided practice. Number lines and various word problems are used to support understanding of...
Curated OER
Mentally Add and Subtract 10 or 100
Don't let the title of this one fool you; scholars skip count only by 10 in this number sequence learning exercise. They fill in missing numbers on a number line to complete each sequence, adding or subtracting 10. There are two addition...
Curated OER
Mathematics Lesson Plan
Second graders study subtraction facts. In this mathematics lesson plan, 2nd graders discuss how to solve two digit subtraction problems. Students recognize that there are many different methods or strategies one can use such as using...
Really Good Stuff
Compound Word Addition
Sometimes you can add two words together to make one longer word! Practice doing just this with your class with the worksheets and activities included here. The main goal here is to look at an image, name it, and figure out the two words...
Illustrative Mathematics
How Many Colored Pencils?
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing...
CK-12 Foundation
Distance Between Two Points: Segment Addition
Examine the segment addition postulate through an online simulation activity. An interactive lesson allows scholars to manipulate points and watch as the lengths of segments change. Through their study, they are able to apply the Segment...
EngageNY
Construct a Square and a Nine-Point Circle
Anyone can draw a square, but can you CONSTRUCT a square? Here is a resource that challenges math scholars to create steps to finish their own construction. They test their ability to read and follow directions to complete a construction...
Curated OER
Worksheet 3.5 Simultaneous Equations
For this simultaneous equations worksheet, students solve and complete 7 various types of problems. First, they solve graphically the system of equations shown. Then, students find the number of solutions that each pairs of equations...
Scholastic
Math Word Problems
After reading The Mitten by Jan Brett, youngsters willuse the characters in the story to write word problems for addition and subtraction. For example, they may state that a rabbit had 7 carrots and then lost 2, how many were left? There...
Child Care Lounge
How Many Spots are on Each Ladybug?
The ever popular ladybug serves as a excellent tool for developing the number sense of young mathematicians on this math worksheet. Presented with a series of colorful pictures, children practice counting and writing the numbers 1-10 as...
Curated OER
Three Digit Addition
In this math worksheet, students solve three digit addition problems. Some of the addition problems require regrouping. The problems are set up to solve vertically.
Curated OER
Repeated addition, Multiplication and Division
Not only will your class practice solving addition, multiplication, and division word problems, but they also have the opportunity to try to put the mathematical expression into words. These skills will help your students with future...
Curated OER
Number Line
In this basic mathematics worksheet, students fill in the missing numbers on each of the number lines shown. They add or subtract to find the missing numbers for each line.