Scholastic
Study Jams! Relate Addition & Subtraction
Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...
Curated OER
Fractions: Subtracting Like Denominators
These presentations, designed by Monica Yuskatis, are among the best math PowerPoints you can find. Use this one to lead your pupils through the steps needed to subtract fractions with like denominators, then simplify the answers into...
Curated OER
“I Can” Common Core! 1st Grade Reading
I can read and understand fiction and nonfiction texts! Here is a great checklist that highlights 19 first grade Common Core reading standards. The resource is three pages long. Pages one and two focus on comprehension for fiction and...
Curated OER
Addition and Subtraction of Fractions
Learners demonstrate how to solve addition and subtraction of fractions. For this fractions lesson, students use folded paper to shade in fractional parts and identify the sum of the parts shaded.
DK Publishing
Subtraction Practice #3
Reinforce subtraction skills with twenty problems, all subtracting two-digit numbers from three-digit numbers. An additional five problems at the end of the page include decimals to the hundredth place. Great as a homework assignment or...
Scholastic
Study Jams! Add & Subtract with Common Denominators
RJ and Zoey are at camp and need to get back to the mess hall for lunch, but they don't know how far they have to walk. Help them figure out the distance while teaching young mathematicians how to add and subtract fractions with this...
Math Drills
Subtract Mixed Numbers w/Like Denominators (B)
Sometimes renaming the first mixed number in a subtraction problem makes it much easier to solve the rest of the problem! Learners solve seven problems, and the second page details all of the necessary steps to reach the conclusion.
Curated OER
Add and Subtract Fractions with Like Denominators: 2 (Word Problems)
For this fraction worksheet, fourth and fifth graders solve six word problems, all having to do with adding or subtracting fractions with like denominators. This worksheet can be adapted to the Common Core standards in math.
Curriculum Corner
Math Common Core Checklist for K-6
As the school year progresses, it can be challenging for teachers to keep track of the specific math standards they've covered and those that remain to be taught. This Common Core checklist solves this problem, providing educators with a...
Granite School District
Kindergarten CCSS Math Vocabulary Word List
Help kindergartners develop the academic language they need to master the Common Core standards with this list of math vocabulary. Including the definitions of each term as well as a set of word cards with supporting images and examples,...
EngageNY
The Relationship of Division and Subtraction
See how division and subtraction go hand-in-hand. The fourth installment of a 36-part module has scholars investigate the relationship between subtraction and division. They learn using tape diagrams to see that they can use repeated...
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
Celebrate Make a Difference Day on October 26, 2013
Join millions of volunteers around the world by uniting for a common mission to improve others' lives.
Curated OER
Common Denominator Subtraction
In this fraction subtraction worksheet, students complete a set of 15 problems, subtracting fractions with common denominators. A reference web site is given for additional activities.
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...
Curated OER
Subtraction Worksheet: Numbers to 19
In this subtraction worksheet, students solve 36 problems in which numbers below 20 are subtracted. The minuend has two digits and the subtrahend has only one.
Curated OER
Subtraction Fractions, Common Denominators
How many steps do you need to subtract fractions with common denominators? Thirty problems await your kids, all with outlined steps for easy solving. Some fractions need to be reduced, while others will be solved after one step. An...
Curated OER
Easily Confused Words: Lead and Led
Although not quite as confusing as their, they're, and there, many people have difficulty with lead, lead (the toxic metallic), and led. Review these basic sentences with your third and fourth graders, and have them complete the short...
Curated OER
Easily Confused Words: Role and Roll
Do your kids confuse role and roll? Discuss the difference with them, show them the example sentences provided, and have them take the short quiz that follows.
Curated OER
Subtract Mixed Numbers With Like Denominators (J)
Start by subtracting the whole numbers and then the fractions! Learners solve subtraction problems with like denominators (no regrouping required). Good, basic practice when it comes to fractions!
Curated OER
Easily Confused Words: Can and May
Can is one of the most commonly misused words. In actuality, may should be used in many of the sentences can tends to appear in. Review these example sentences with your third and fourth graders, and then have them complete the short,...
Curriculum Corner
“I Can” Common Core! 1st Grade Math
Any first grader can master the Common Core math standards with this checklist! With each standard rewritten as an affirmative I can statement, children are provide with clear goals to work toward throughout the school year.
Display an...
Curriculum Corner
“I Can” Common Core! 3rd Grade Reading
Third grade readers are given clear learning goals with this Common Core checklist. By turning each reading standard into an I can statement, children can focus on mastering the required grade level skills.
Curriculum Corner
“I Can” Common Core! 3rd Grade Math
Help third graders make sense of the Common Core math standards with this simple checklist. By rewording each standard as an I can statement, children are provided with clear goals to focus on as they participate in math lessons.