Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Scholastic
Study Jams! Add & Subtract Mixed Numbers
Adding and subtracting mixed numbers need the same attention that regular fractions do by finding a common denominator. If you plan to use a vertical line-up of the fractions then this video is for you. It just introduces this method, it...
Math Worksheets Land
Add and Subtract Multi-Digit Whole Numbers
Help young mathematicians see the value in addition and subtraction. Offering one addition and one subtraction problem, this worksheet walks learners step-by-step through the solutions of each, starting in the ones place and working...
Onondaga Community College
Subtract Mixed Numbers without Renaming
Develop young mathematicians' fluency with subtracting mixed numbers using this collection of practice problems. Addressing the subtraction of mixed numbers with and without regrouping, this resource clearly models each process before...
Curated OER
Subtracting Two- and Three- Digit Numbers
In this subtraction with regrouping instructional activity, students solve 15 problems in which 2 or 3 digit numbers are subtracted with borrowing. There are examples to help.
Curated OER
Subtract Across Zeros
In this subtraction worksheet, students read 6 story problems in which larger numbers are subtracted with borrowing across zeros.
Curated OER
Subtracting Across Zeros
In this subtracting across zeros worksheet, learners analyze the information and examples for how to regroup multiple times if there are zeros in a series. Students then solve 9 problems.
West Contra Costa Unified School District
Subtracting Numbers
Give families the information needed to support their child in the mastering of subtracting numbers with a two page reference sheet offering detailed descriptions and labeled examples.
SEN Teacher
Arithmetic Maker
With endless possibilities, you can create custom flashcards to take to class as easy as 1, 2, 3! Let this flashcard creator do the work for you, just chose the level of difficulty, add or subtract, and the number of place values. Each...
Curated OER
Adding and Subtracting With Negative Numbers
Students solve equations with negative numbers. In this addition and subtraction lesson, students review how to add and subtract with positive and negative numbers on a number line. Students discuss the outcomes of adding two negative...
Curated OER
Subtracting Mixed Numbers: Lesson 4 - 5
Subracting mixed numbers is the focus of this math presentation. The graphics, and explanations of the process are particularly good in this one. Many fine practice problems are present, and feedback is given for each answer arrived at....
Curated OER
Mixed Four Digit Borrowing Across Zero
In this subtraction learning exercise, students solve 40 problems in which four digit numbers are subtracted. Some of the problems require subtracting across zeros.
Curated OER
Subtracting Mixed Numbers
In this math worksheet, learners subtract mixed numbers. Students find common denominators. They subtract the fractions and whole numbers.
Curated OER
Hands On: Add and Subtract Money Amounts
For this consumer math worksheet, students use a table and play money to solve each of 8 money story problems. Students will use a price list provided.
Curated OER
Subtraction: 3 digit numbers
In this subtraction activity, students subtract three digit numbers with regrouping. Students complete 40 subtraction problems.
Curated OER
Subtraction Shopping
Students subtract two digit numbers. They check each other's answers for accuracy.
Curated OER
Mental Math Ideas
In this mental math worksheet, students complete the multiplication and subtraction problems where they use the strategy "subtract all digits from 9 except the last one from 10". Students complete 26 problems.
Curated OER
How to Calculate Time
Students complete a worksheet. In this calculations lesson plan, students learn factual information about computing time with clocks, calendars and eras. Students show their knowledge by completing a worksheet.
Curated OER
Subtraction: one through three digit numbers
In this subtraction worksheet, students subtract one through three digit numbers from each other. Students complete 40 subtraction problems.
Curated OER
Working Backwards
Students explore the concept that to solve some problems, they may need to undo the key actions in the problem. This strategy is called working backwards asking the appropriate questions.