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Worksheet
Curated OER

How to Measure Time: Adding and Subtracting Time

For Students 4th - 5th
In this measuring time worksheet, students learn how to measure elapsed time by adding and subtracting time. Students solve 14 problems to compute how much time there is between two times.
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Lesson Plan
Curated OER

Adding and Subtracting Polynomials

For Teachers 6th - 9th
For use with a TI-nspire calculator, this lesson focuses on adding and subtracting polynomials. Learners use calculator to add and subtract polynomials using both the vertical method horizontal methods. A class discussion follows the...
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Lesson Plan
Virginia Department of Education

Adding and Subtracting Fractions

For Teachers 4th - 5th Standards
Your learners will enjoy playing a game as a motivator to learning and remembering the adding and subtracting of fractions.
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Lesson Plan
Curated OER

Adding and Subtracting Decimals With Excel

For Teachers 5th
What a great way to have pupils apply classroom learning to real-world skills! They complete problems involving the addition and subtraction of decimals related to banking-type questions, and then use a spreadsheet to display their results.
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Lesson Plan
Scholastic

Adding and Subtracting Ten

For Teachers K - 2nd Standards
Developing fluency with basic addition and subtraction is fundamental to the success of all young mathematicians. This four-day lesson series begins with learners using ten-frames and hundreds charts to recognize patterns when adding and...
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Worksheet
Springfield Public Schools District 186

Adding and Subtracting Fractions with Unlike Denominators

For Students 5th - 6th Standards
Fractions are your learners' best friend in this simple worksheet that has room to show work as learners practice adding and subtracting fractions with unlike denominators.
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Worksheet
Curated OER

How to Measure Time Worksheet

For Students 4th - 5th
In this elapsed time worksheet, students read facts about time such as there are 60 seconds in 1 minute, and read tips for computing elapsed time both when going from am to pm, and within the morning or afternoon. They practice adding...
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Interactive
Curated OER

Adding and Subtracting Time

For Students 6th - 8th
In this online math worksheet, students practice adding and subtracting aspects of time. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
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Worksheet
Curated OER

Adding and Subtracting Fractions

For Students 5th Standards
Fifth graders put their fraction knowledge to work by reading word problems and deciding whether to add or subtract the given fractions. Terms such as combined, total, difference, and left indicate which operation to use.
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Lesson Plan
Curated OER

Adding and Subtracting Mixed Numbers Lesson Plan

For Teachers 4th - 5th
Students investigate fractions while adding and subtracting mixed numbers. They discuss how to add and subtract mixed numbers and they practice working with mixed numbers. They complete a worksheet while working with mixed numbers.
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Worksheet
Math Drills

Adding and Subtracting Mixed Fractions (B)

For Students 4th - 6th Standards
Grab your stopwatch...ready, set, go! Time youngsters as they solve the addition and subtraction of mixed fractions. There are 12 problems provided, all of which have common denominators. An excellent practice!
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Worksheet
Curated OER

Adding and Subtracting Time

For Students 3rd - 4th
In this time worksheet, students complete a set of 7 problems, adding and subtracting times. Students are given an example at the top of the page, answers are included on page 2.
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Unit Plan
Scholastic

Mega-Fun Fractions

For Teachers 3rd - 4th Standards
Creative and fun lessons help kids get some hands-on experience with fractions. The resource includes 50 innovative ways to teach kids about equivalent fractions, adding and subtracting fractions, using fractions in money math and...
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Worksheet
Curated OER

Time to Trick-or-Treat!

For Students 2nd - 4th
Use number lines to help scholars add and subtract time as they solve five word problems. Each scenario gives a starting or ending time and several tasks that take specified amounts of time. Scholars mark the number line to determine...
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Lesson Plan
Curated OER

Adding and Subtracting Fractions

For Teachers 8th - Higher Ed
In this adding and subtracting fractions worksheet, students solve 5 sets of problems related to the adding and subtracting of fractions. First, they identify that each fraction has a common denominator and then simplify by adding or...
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Worksheet
Curated OER

Problems Using Time

For Students 3rd - 4th
What time will it be in thirty minutes? Scholars use three digital clocks to answer nine questions which require they add and subtract minutes from a given time. Learners record what time it will be in a specific number of minutes or...
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Worksheet
Curated OER

Add or Subtract (up to 50)

For Students 2nd - 3rd Standards
Do you add or subtract? It's up to your mathematicians as they fill in the symbol for 16 equations to make them true. The numbers in this section don't exceed 18. Next, learners answer six word problems by determining the missing addend...
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Worksheet
Curated OER

Later and Earlier

For Students 2nd - 3rd
In this time worksheet, students study 20 different clocks. Students write the time each clock shows now, the time it would show 25 minutes later, the time it would have shown 55 minutes earlier, and the time it would show 2 hours 35...
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Lesson Plan
Curated OER

Adding and Subtracting with Negative Integers

For Teachers 5th - 10th
Students add and subtract using negative integers. For this negative integers lesson plan, students listen to examples provided by the teacher and then complete problems where they add and subtract negative integers.
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Worksheet
Mathed Up!

Fractions: Adding, Subtracting, Multiplying, and Dividing

For Students 4th - 8th Standards
Add, subtract, multiply, and divide fractions with a worksheet designed to give your learners practice performing fraction operations. 
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Lesson Plan
Curated OER

Adding Fractions with Unlike Denominators

For Teachers 4th - 5th
Learners explore why denominators need to match before adding (or subtracting) a fraction. They use unmarked fraction circles and marked fraction bars, to discover a method to add fractions with unlike denominators using equivalent...
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Lesson Plan
Curated OER

How To Measure Time

For Teachers 3rd - 4th
Students practice telling time on an analog clock. In this time measurement lesson plan, students use individual analog clocks to identify the hour and minute hand. Students identify how to tell time by moving the hour and minute hand.
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Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Here are some number lines that need to be completed. There are two number sequences, one to test addition skills and the other for subtraction. Both sequences include counting by 10, but the subtracting question has scholars count...
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Lesson Plan
Curated OER

Investigation - Snack TIme

For Teachers K
Students explore solving addition and subtraction problems. They solve real life problems. Students participate in a simulation activity to find the missing addend. They demonstrate adding and subtracting whole numbers.