Lesson Plan
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Using a Hundreds Chart

For Teachers 1st - 3rd
Youngsters participate in three activities using the hundreds chart. They will choose numbers to add up to one hundred. Whoever gets the most combinations wins. Two variations of the game are supplied.
Worksheet
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Division Practice #4

For Students 5th - 7th
For this division practice number four activity, mathematicians calculate the answers to sixteen division equations with remainders.
Lesson Plan
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Subtracting Two-Digit Numbers

For Teachers 2nd - 3rd
In this math worksheet, students solve three word problems involving subtraction. The first problem is guided. Students use the questions to solve the problem. Students solve two more problems without the guide questions.
Worksheet
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Algebraic Proofs for Repeated Digits

For Students 10th - Higher Ed
In this proof worksheet, students write two proofs for why they get repeated digits when following a series of math operations.  The solutions are provided.
Lesson Plan
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Multiple Number Addition: Two-Digit; Three Numbers (B)

For Teachers 3rd - 5th
In this multiple number addition worksheet, students use their problem solving skills to solve 30 problems that require them to add multiple numbers.
Interactive
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Addition: Level 3: Exercise 2 (Carryovers)

For Students 2nd - 3rd
In this addition instructional activity, learners complete 30 problems in which they add a single digit number to a two digit number using regrouping as needed. They enter their answers in the boxes and submit them on-line
Interactive
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Addition: Level 3: 2x1 Exercise 1 (carryovers)

For Students 3rd
For this addition worksheet, 3rd graders complete 30 problems in which they add a single digit number to a two digit number using regrouping as needed. They enter their answers in the boxes and submit them on-line
Interactive
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Addition: Level 3: Exercise Carryovers

For Students 2nd - 3rd
In this addition worksheet, students complete 30 problems in which they add a single digit number to a two digit number using regrouping as needed. They enter their answers in the boxes and submit them on-line.
Worksheet
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Addition Worksheet: Totals 10 or Less #2

For Students 2nd - 3rd Standards
In this addition instructional activity, students complete a total of 35 problems, all answers to problems total 19 or less. Worksheet included links to answers and additional worksheets.
Worksheet
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More Addition Using Tenths 2

For Students 3rd - 6th
In this addition with decimal tenths practice worksheet, students practice their computation skills as they solve 40 problems that require them to add 3 or 4-digit decimal numbers.
Worksheet
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Building a Computer

For Students 6th - 9th
In this computer worksheet, students read about computers and the definition of a computer. They build a simple computer using two rulers and learn to add numbers using the computer they build. They answer three critical thinking...
Worksheet
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Division Facts Riddle

For Students 3rd - 4th
For this math worksheet, students solve 25 single-digit division problems. Students use their answers to solve the following riddle: Why are potatoes such good detectives?
Worksheet
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Subtraction: Number Square

For Students 1st - 3rd
In this subtraction worksheet, students use a hundred chart to find the differences. In this short answer worksheet, students solve ten problems.
Worksheet
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Number Palindromes

For Students 3rd
In this number palindromes worksheet, 3rd graders reverse the digits then add to make number palindromes with two and three digit numbers.
Worksheet
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Pot of Gold Addition

For Students 2nd Standards
In this money math learning exercise, 2nd graders solve each addition problem and write the sum on the pot of gold pictured for each. They add money together to get their total amount for each problem.
Interactive
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My Test Book: Addition and Subtraction

For Students 1st - 3rd
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using 1 and 2 digit numbers. Students may submit their answers to be scored.
Interactive
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My Test Book: Addition and Subtraction

For Students 2nd - 3rd
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using 2-digit numbers. Students may submit their answers to be scored.
Interactive
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My Test Book: Addition and Subtraction

For Students 2nd - 3rd
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding addition and subtraction of 2-digit numbers. Students may view the correct answers.
Worksheet
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Addition 4

For Students K - 1st
In this addition review worksheet, students practice their problem solving skills as they use counters to solve 4 addition problems that require them to add 1 digit numbers together.
Worksheet
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Missing Numbers - Addition Worksheet (Two Digits)

For Students 3rd - 4th
In these mathematical worksheets, students complete seven pages of addition exercises wherein they find the missing number to solve the entire equation.
Worksheet
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A Place for Each Number

For Students 3rd
In this number sense worksheet, 3rd graders look and analyze 4 different shapes joined together with a box of specific numbers next to them. Students read 11 clues and place each number in the right shape.
Worksheet
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Summer School Math Worksheets --Addition and Subtraction

For Students 2nd - 3rd
In this math activity, students solve 100 addition problems in which 2 digit numbers are added, with and without carrying. Students then solve 100 subtraction problems with 2 digits, with and without regrouping.
Worksheet
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Math: Decimals / Money #1 (10-99)

For Students 3rd - 6th
In this elementary math worksheet, students review subtracting decimals as they complete 25 problems. The problems require students to subtract digits ranging from 10-99.
Worksheet
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Booster

For Students 1st - 2nd
In this addition worksheet, students put a circle around 2 numbers out of 9 that add up to 99, put in the missing digit in 1 multiplication problem and supply 3 missing numbers in a triangle in order that each edge adds up to 125.