Worksheet
Curated OER

Take Whole Tens

For Students 2nd - 3rd
In this subtraction worksheet, students practice subtracting 10 number and word problems involving double-digit numbers. Students put their answers in the boxes provided.
Lesson Plan
Curated OER

Duck Dominoes

For Teachers 1st
In this fact family worksheet, 1st graders use the domino pictured to write problems. Students create 2 addition and 2 subtraction problems for each of the 4 dominoes represented. Students then solve for 8 single digit problems at the...
Interactive
Curated OER

Simplifying Fractions

For Students 8th - 10th
In this algebra worksheet, learners simplify fractions using common denominators. They solve using addition and subtraction. There are 6 questions with an answer key.
Worksheet
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Magic Math

For Students 2nd - 3rd
In this addition and subtraction worksheet, learners solve the one digit addition and subtraction problems and create its counterpart number sentence. Students complete 10 problems.
Lesson Plan
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The Number Partner

For Teachers 1st
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
Lesson Plan
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Portable Sundial

For Teachers 6th - 8th
Students work together to identify the accuracy of sundials. They track the position of the sun and create a shadow plot. They discover the difference between real time and clock time.
Worksheet
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Grade One Addition

For Students 1st - 2nd
In this addition worksheet, students solve 20 simple addition problems. All problems add one 1 digit number to another 1 digit number.
Interactive
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Subtracting Large Numbers With Decimals

For Students 5th
In this subtracting large numbers with decimals learning exercise, 5th graders solve 10 subtraction problems with decimals and 4 to 7 digit numbers in multiple choice format, answers can be shown online.
Interactive
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Fraction Word Problems

For Students 5th - 8th
In this fractions worksheet, students complete fraction word problems containing 1 digit numbers. Students complete 4 problems total.
Lesson Plan
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Techno Hero

For Teachers 1st
First graders explore digital communication by creating a slide-show presentation. In this PowerPoint presentation lesson, 1st graders research a famous hero using search engines and other Internet tools. Students create a PowerPoint...
Worksheet
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Subtracting Numbers Up to Ten--Speed Racing

For Students 2nd - 3rd
In this subtraction activity, students subtract 20 single-digit math problems as fast as they can in 2 speed races. Students write their answers on the activity provided.
Worksheet
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Subtracting Numbers Up to Ten--Speed Racing

For Students 2nd - 3rd
In this subtraction instructional activity, students subtract 20 single-digit numbers as fast as they can in 2 speed races. Students write their answers on the instructional activity provided.
Worksheet
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Subtracting Numbers up to 10

For Students 1st - 2nd
In this subtraction worksheet, students complete a set of 20 single digit addition problems. An answer key is included on page 2.
Worksheet
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Subtracting Greater Numbers

For Students 4th
In this subtraction activity, 4th graders subtract 13 math problems involving 4 and 5-digit numbers. Students solve 1 word problem with a chart.
Worksheet
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Magic Math Morning Work

For Students 1st - 2nd
For this fact families worksheet, students solve 10 problems in which single digits are added with sums to ten. Students then check each problem using subtraction.
Interactive
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Mammal Morphology: bats and people

For Students 4th - 8th
In this mammals worksheet, learners compare and contrast the physical characteristics of bats and people by filling out a chart. Students complete 17 rows in the chart and answer 3 short answer questions.
Lesson Plan
Alabama Learning Exchange

Goods and Services

For Teachers 1st
First graders demonstrate the difference between goods and services.
Worksheet
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Add and Subtract Whole Hundreds

For Students 2nd - 3rd
In this addition and subtraction worksheet, learners add and subtract whole hundred numbers. Students complete 5 problems on this worksheet.
Lesson Plan
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Race to 50/100

For Teachers 2nd
Second graders practice utilizing multiple tens frames and dice to race to fifty or one hundred. They calculate tens and ones to find out how many counters they have on their grid and how many more they need to get to fifty or one...
Worksheet
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Order of Operations - Add/Subtract

For Students 6th - 8th
In this order of operations worksheet, middle schoolers complete addition and subtraction problems with parenthesis and 3 and 4 digit numbers. Students complete 9 problems. 
Lesson Plan
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Place Value Popsicles

For Teachers 1st - 2nd
Students play a place value game using popsicle sticks and dice. They investigate units and tens.
Lesson Plan
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Arithmetic: Revision

For Teachers 4th - 7th
Students practice with a variety of simple equations involving addition, subtraction, multiplication and division. Explanation is followed by each block of equations given to solve. They are set loose to complete additional equations for...
Lesson Plan
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Base 10 Rounding

For Teachers 5th - 7th
Students build two, three, and four digit numbers using base ten blocks and round those numbers. In this rounding numbers instructional activity, students work in pairs and build numbers using base ten blocks.
Lesson Plan
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Astronomy: Picture Time

For Teachers K - 12th
Students investigate how to tell time by observing the placement of objects in the sky. Researching on the Internet, they locate the time for sunrise and sunset, the time the full moon rises, and the difference between clock and solar...