Curated OER
Addition and Subtraction up to 100
After reviewing double-digit addition and subtraction up to and from 100, learners are introduced to addition and subtraction up to and from 10,000. A grid is used along side number decomposition to help them solve a word problem...
Curated OER
Choose the Operation: Plus or minus (up to 100)
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...
Curated OER
Who Wants to Win Millions-Subtracting
Have your class play a game to review subtraction principles. In this presentation, learners answer questions related to subtracting numbers up to the millions. This is a fun way to practice these skills.
Curated OER
Addition: Number Bonds to 100
In this addition instructional activity, students fill in the missing addend for problems that add up to 100. Students complete 41 problems.
Math Worksheets Land
Add and Subtract to 100
Get some practice with double-digit addition and subtraction from all directions! Learners complete two equations for each operation, one horizontally and one vertically. Consider your objective with this one; do you want scholars to use...
Key Stage Fun
Squeebles Addition & Subtraction
The math monster is at it again, this time stealing all the cars and drivers that were to take part in the cart race. If their addition and subtraction facts are up to the challenge, young mathematicians can win the drivers' freedom and...
EngageNY
Writing Addition and Subtraction Expressions
Symbols make everything so much more concise. Young mathematicians learn to write addition and subtraction expressions — including those involving variables — from verbal phrases. Bar models help them understand the concept.
Curated OER
Use Google Maps to Teach Math
Capture the engagement of young mathematicians with this upper-elementary math lesson on measuring time and distance. Using Google Maps, students first measure and compare the distance and time it takes to travel between different...
K-5 Math Teaching Resources
One Hundred Chart Template
There are hundreds of learning opportunities with this hundreds chart. Just print, laminate, and you're ready to get counting.
Curated OER
Math in English Skills I Exercise Book: Addition and Subtraction
Whether your pupils need extra help or they simply need to practice their basic computation skills, this packet will do the trick. It includes a written rationale, answer key, and over 10 pages of double-digit addition and subtraction...
Curated OER
Subtraction Across Zeroes
A fabulous presentation on subtracting across zeroes awaits your class. They are coached on the best method to do these type of subtraction problems, then are given the chance to solve some on their own. Feedback is given whether they...
Math Worksheets Land
Add and Subtract to 100
Give your scholars some basic practice with addition and subtraction problems. Because the answers are explained at the bottom, consider projecting this and covering up the bottom, revealing only after class responses have been shared....
Curated OER
Twenty Questions: The Hundred Chart
Use the 20 Questions game to practice math vocabulary and number properties! Project a hundreds chart and hand one out to learners. Ideally, give them counters (beans would work well) to mark off the chart so you can play multiple times....
Curated OER
Subtraction Word Problems #1
Practice subtraction skills and word problem strategies with your second graders. After reviewing the example at the top of the page, learners solve 14 word problems involving subtraction. A great way to practice mental math!
DK Publishing
Subtraction with 3-Digit Numbers #3
Get plenty of subtraction practice with 25 subtraction problems. Using their borrowing skills, second or third graders work through the first twenty problems, then solve five problems with decimals to the hundredths. A good opportunity...
Pedago Net
Math Games Using Dice and Cards to Promote Mental Strategies
Develop mental math skills using these fun partner games. Covering basic operations, each one offers differentiation options, extension ideas, and clear directions. Dice or cards is all you'll need to keep kids' attention as they...
Noyce Foundation
Apple Farm Field Trip
Monitor the growth of young mathematicians with a comprehensive addition and subtraction assessment. Using the context of a class field trip to an apple orchard, this series of four story problems allows children to demonstrate their...
National Security Agency
Integers: Quick, Fun and Easy To Learn
A good complement to any integers unit contains a three-day lesson plan about positive and negative integers, adding and subtracting integers, and how to find the additive inverse. Additionally, it provides all necessary worksheets and...
Curated OER
Model Subtraction from Numbers to 100
In this subtraction activity, learners solve the subtraction word problems that range in number to 100. Students solve six subtraction word problems.
Curated OER
Who Wants to Win Millions: Subtraction
Review subtraction skills with this entertaining game. Learners answer a series of subtraction problems involving two and three digit numbers. This resource could be used a a quick class review or as a center activity.
DK Publishing
Real-Life Word Problems
Prepare your second graders for word problems with a straightforward review learning exercise. Use it after a unit on addition and subtraction up to 100, or after you have worked on money math. A sample word problem prompts young...
Math Worksheets Land
Add and Subtract within 100- Guided Lesson
Word problems are the name of the game here, and each one comes with an image to help learners visualize the math operation. Careful, though; the visual for the first scenario is confusing. The problem gives a total number of sports...
Scholastic
Study Jams! Estimate Sums & Differences of Whole Numbers
Estimating is an essential skill used in everyday life. This presentation explains how to apply prior knowledge about rounding numbers to estimating sums and differences. Example problems and assessment include large numbers, making this...
Curated OER
Add and Subtract to 100
Looking for practice problems to keep your math experts in top shape? Here are 10 problems in both addition and subtraction, all involving only double-digit numbers. Some of these involve borrowing and regrouping, so be sure your kids...