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Savvas Learning
Saxon Math 5/4
You'll never have to search for another worksheet again after downloading this extensive collection of Saxon math materials. With over 600 pages of example problems and skills practice exercises, this is a must-have resource...
Curated OER
Math Review Questions
In this problem solving learning exercise, students calculate and solve 52 questions or equations having to do with a variety of math concepts and strategies.
Curated OER
All A-buzz About Math
Second graders participate in Math-Eze activities to comprehend word problems. In this word problem lesson plan, 2nd graders recognize why a hexagon is the best shape for a beehive. Students calculate how far bees must travel to find 2...
Curated OER
Understanding 10: Backwards and Forwards
Help your young mathematicians completely master 10 by practicing one-to-one correspondence, number recognition, and recording numbers displayed. They make 10 with groups of two-different colored cubes and color in 10-frames to show how...
Curated OER
Visual and Number Patterns
Fourth graders develop strategies for identifying geometric and number patterns. In this mathematical patterns lesson, 4th graders use pattern blocks to make repeating patterns with numbers and shapes. Students then explore number...
Curated OER
Classify and Measure Angles #1
In this angles worksheet, students classify and measure 2 simple angles. Worksheet is part of a site with additional activities and links.
Primary Resources
Primary Resources: Basic Addition and Subtraction
An extensive collection of teacher resources to help in teaching and reviewing the concepts of basic addition and subtraction. There are many worksheets, activities, PowerPoint presentations, smartboard activities, Word, Excel, and pdf...
ClassFlow
Class Flow: Missing Addends
[Free Registration/Login Required] In this flipchart students will either count up and/or use a hundreds chart to determine a missing addend.
Room Recess
Roomrecess: Alien Addends
Roomrecess: Alien Addends is an online game where the player's spaceship has to catch the missing numbers to the addition problems.
Illustrative Mathematics
Illustrative Mathematics: Cave Game Subtraction
The purpose of this task is for young scholars to practice creating and memorizing subtraction equations while focusing on missing addends. After modeling the activity with the whole class, this game would be perfect for centers and...
CK-12 Foundation
Ck 12: Elem Math: Calculating Sums (Numbers Up to 100,000)
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are presented with a set of numbers up to 100,000, most of which end with one or more zeroes, and must apply their understanding of...
Illustrative Mathematics
Illustrative Mathematics: Boys and Girls, Variation 2
Students are asked to solve a word problem with both addends unknown. They will write an equation and draw a picture to use to explain their answer.
Math Slice
Math Slice Fast Sum
This resource is a set of ten timed practice problems where parameters are selected for the sum and the range of addends. The sum and one addend are given and students determine the missing number to create the sum. Instant feedback and...