Curated OER
Area Model of Multiplication Using Base 10 Manipulatives
Explore two-digit multiplication with your class as they work in groups to build models of two-digit multiplication using base 10 manipulatives. They construct rectangles replacing standard numbers with equivalent place values using...
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Three-Digit Addition and Subtraction (P)
In this three digit addition and subtraction worksheet, students add and subtract three digit numbers. Students complete 49 addition and subtraction problems where they focus on three digit numbers.
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Doubling Two Digit Numbers
In this addition worksheet, students add one and two digit numbers that are doubles facts. Students complete 40 addition problems.
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Addition Without Regrouping
In this finding the sums worksheet, students use a number line to help add one-digit and two-digit numbers with no regrouping. Students solve 20 problems.
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Adding Doubles Two Digit Numbers
In this addition worksheet, students add doubles facts that are all two digit numbers. Students complete 40 addition problems.
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Two-Digit Addition and Subtraction (C)
In this addition and subtraction practice worksheet, students sharpen their math skills as they solve 49 problems that require them to add and subtract 4-digit numbers.
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Addition Practice #5
Find the sum, no problem! Your class will add single digit to double digit numbers to determine the sum for 30 practice problems.
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Using Number lines in Addition and Subtraction
Adding and subtracting can be done by counting on or counting down a number line. This presentation provides a complete demonstration and examples of how one can use a number line to solve double-digit addition and subtraction problems....
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2-Digit Addition Without Regrouping
In this addition worksheet, students complete a total of 20 problems, adding one 2-digit number to another, no regrouping required. Students are instructed to use a number line at the top of the page to help.
Curated OER
2-Digit Addition #4
In this addition worksheet, students complete 12 problems, adding one 2-digit number to another. A reference web site is given for additional activities.
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2-Digit Addition #4
In this addition learning exercise, students complete 18 horizontal addition problems, adding one 2-digit number to another. A reference web site is given for additional activities.
Curated OER
Addition: three digit numbers
For this addition worksheet, 3rd graders add three digit numbers to one and two digit numbers without regrouping. Students complete 40 problems.
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Three Digit Addition
In this math worksheet, students solve three digit addition problems. Some of the addition problems require regrouping. The problems are set up to solve vertically.
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Two-Digit Addition
In this finding the sums worksheet, students use a number line to add two-digit numbers without regrouping. Students solve 20 problems.
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Two Digit Addition
For this math worksheet, 3rd graders focus on two digit addition. Students complete twenty-five problems with no regrouping.
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Adding Multiple Digits Practice Sheets A and B
In these two finding the sums worksheets, students add two-digit and three-digit numbers with regrouping and four-digit and five-digit numbers with regrouping. Students solve 39 problems.
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Column Addition practice 4.6
In this adding columns worksheet, students add two-digit and three-digit numbers, use symbols to compare pairs of addition problems, and solve word problems. Students solve nineteen problems.
DK Publishing
Addition with 3-Digit Numbers #1
Once your mathematicians can add two-digit numbers, it's time to bring on the three-digit addends. Here are 20 practice problems, each involving two whole-number addends. Learners do not need to regroup for any of these, and they have...
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Addition Practice #1
Show young mathematicians that they are fully capable of mentally adding two-digit numbers. They start by solving 12 two-addend problems (all with two-digit numbers and aligned horizontally). There is no room to show work. Consider...
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Addition Drills
Begin adding two-digit numbers with young mathematicians using this set of straightforward equations, none of which require regrouping. All have two-digit addends, and one sum is a three-digit number. Scholars can reference three...
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Suma de dos Digitos
Step-by-step instructions on adding two-digit numbers are visualized in this colorful PowerPoint. There are a total of eleven example problems for students to complete as a class. Note: Instructions are in Spanish.
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Two-Digit Addition (A)
In this two-digit addition worksheet, learners problem solve and calculate the answers to thirty-three mathematical addition equations.
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2 Digit Addition
For this addition worksheet, students solve for missing digits. Students solve 20 horizontal problems, filling in the missing digits to obtain the answer that is given for each.
Curated OER
2-Digit Addition
In this addition learning exercise, students complete a total of 20 problems, adding one 2-digit number to another. Worksheet includes a reference web site for additional activities.
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