Curated OER
Free Printables: Place Value
In this place value worksheet, students cut out the 10 arrows on the page, each of which contains a number between 0 and 9 and then three 0s after that number. The students then insert a decimal in the right spot to make the correct...
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Whole Number Addition Level 8
In this math worksheet, students solve twelve whole number addition problems. Students add three-digit numbers by carrying to the tens.
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More Thousands
In this thousands worksheet, students fill in commas to numbers, read numbers, add numbers, and more. Students complete 7 sets of problems.
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Mentally Add Larger Numbers
In this addition activity, students solve problems in their heads. In this problem solving activity, students write answers to twenty problems.
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Carrying to Tens and to Hundreds
In this math worksheet, students learn to add larger numbers, carrying 2 times to the tens and to the hundreds. Students study the detailed pictures and examples; there are no problems to solve on the page.
Maths Blog
Adding/Subtracting Whole Numbers in Your Head
Exercise those mental math muscles! This worksheet contains 10 addition and 10 subtraction problems which require learners to compute sums or differences in their heads. A quick review at the top of the page provides a strategy based on...
Curated OER
Vertical Three Digit Place Value Addition 1
In order to add 3 digit numbers together and understand place value learners add to find the standard form. THere are 40 problems in which the hundreds, tens, and units are added to find a sum. Note: This format may confuse some children...
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Three-Digit Addition
Learners work with hundreds place value, create and manipulate three-digit addition problems, and add three-digit numbers.
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Triple Times Triple Digit Multiplication
In this triple digit multiplication instructional activity, students will solve twelve triple digit by triple digit multiplication problems. A sample problem and solution is provided.
Armory Center for the Arts
Place Value Collage
How can art represent math? Use a lesson on place value collages to illustrate the different meanings that numbers have in their designated places. Kids observe photographs and paintings that show place value, then work on their own.
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Mentally Add 3 Digit Numbers
In this addition worksheet, students are shown how to add two 3 digit numbers in your head mentally. There are 18 problems for the students to try to work in their head.
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Subtract in Columns
In this subtraction worksheet, students complete several subtraction activities that help them subtract in columns and borrow over zeros. Students then add to check their subtraction and then solve several subtraction distance word...
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Ten More and Ten Less
Get learners to analyze two-digit numbers based on place value, and use manipulatives to add and subtract both 1 and 10. A place value chart is available, and you can project it during guided practice. Through visualizing numbers,...
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Standard written method for addition of two 3-digit numbers (1)
For this addition worksheet, students learn how to add two 3-digit numbers. They then solve the 12 addition problems on the worksheet. The answers are on the last page.
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Mathematics: One Hundred Plastic Ants
Third graders pick up plastic ants scattered on the floor. They take them back to their desks, count them, and add their totals to those of other students.
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Standard Written Method for Addition of 4-Digits
In these 4 digit addition worksheets, students add the four digit addition equations to improve their addition skills. Students solve 12 problems.
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Subtraction with Borrowing
In this math learning exercise, students go through the process of learning how to borrow in subtraction to the hundreds place. Students are instructed to break down the numbers and "draw squares, sticks and dots" before crossing out...
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Standard written method for addition of 2-digits
In this addition worksheet, students learn how to add two 2-digit numbers together. They then use what they read to solve the 12 addition problems. That answers are on the last page.
Curated OER
It's All in the Number: Place Value
For this place value worksheet, students break a series of 8 3 digit numbers into hundreds, tens and ones. Numbers appear 8 boxes, and students add place values and arrive at given number again.
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Adding Two- and Three-Digit Numbers
In this addition worksheet, 4th graders add together 13 two and three-digit numbers with two and three numbers in each addition math problem.
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Three-Digit Addition and Subtraction With Regrouping
Second graders access prior knowledge of addition and subtraction using two-digit numbers and calculate easily with them. In this three-digit addition instructional activity, 2nd graders learn to add and subtract three-digit numbers with...
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Whole Number Addition Level 9
In this math worksheet, students solve twelve addition problems using 3 digit whole numbers.
Curated OER
Enjoying Millions- Working with Millions
In this working with millions worksheet, 4th graders look for patterns when working with millions, and use mental math to determine a number. They add and subtract numbers from a number in the millions before using a set of clues to...
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Numbers Through 1000
In this numbers through 1000 practice instructional activity, learners sharpen their problem solving skills as they solve 6 story problems that require them to use number models to add and subtract.