Curated OER
Two Digit 2: Addition (2 Columns)
For this addition worksheet, students solve 25 problems by providing correct computations illustrating their understanding of the concept.
Curated OER
Addition Worksheet
In this addition worksheet, students add twenty pairs of two digit numbers. There is no regrouping involved in this worksheet, all answers for the ones and the tens columns are equal to or less than 9.
Curated OER
Rounding Decimals
Looking for 60 opportunities for scholars to practice rounding decimals to the nearest whole number? You've found it! These problems are split into three sections based on the total number of digits in the number. The first section has...
Curated OER
Standard Addition of 4 Digits (2)
In this addition worksheet, learners solve 12 problems in which four digit numbers are added with regrouping. The place value columns are marked but there are no examples.
Curated OER
Missing Addend Worksheet in Column Form
In this math instructional activity, students solve 24 problems in which there is a missing addend. Students fill in the blank. The problems are 3 digit addition with carrying.
Curated OER
Addition Worksheet #7
In this addition worksheet, students add three digit numbers to three digit numbers. All equations are written in columns. None of the combination of numbers are greater than 10, therefore, there is no "carrying" in this worksheet. ...
Curated OER
Adding and Subtracting: Examples
If you'd like to show learners a variety of ways to solve addition and subtraction problems, consider this slide show. It contains several examples of four-digit addition and subtraction problems that are solved several ways. Vertical...
Curated OER
Do You Carry the Ball?
In this addition worksheet, students add two digit numbers together with and without regrouping. Students complete 9 problems total.
Curated OER
Column Addition-4 Digits, Multi-Addends
In this addition activity, students complete a total of 12 problems, adding 3 and 4-digit numbers. A reference web site is given for additional activities.
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Practice in Prime Factorization
In this practice in prime factorization instructional activity, students solve 8 columns of 10 problems each about prime factors for two and three digit numbers, plus two review problems in each column.
Curated OER
Investigation - Who is Right?
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.
Curated OER
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.
Curated OER
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
2 digit addition
In this addition instructional activity, students solve 2 digit addition problems with regrouping. Students solve 12 addition problems and have a review in the beginning.
Curated OER
Addition and Subtraction
In this addition and subtraction activity, students add and subtract three and four-digit numbers with decimals. They justify their answers. This two-page activity contains approximately 12 problems.
Curated OER
Addition Worksheet 1
In this addition practice worksheet, students hone their math skills as they solve 24 problems that require them to add 1-digit numbers to 1-digit numbers.
Curated OER
Backpack-tivity: An @Home Learning Activity Number Tic Tac Toe
For this addition and subtraction worksheet, students draw a tic-tac-toe grid and play the game using numbers 0-9 instead of x's and o's, respond to 1 short answer questions, and play the game once more this time using the numbers 0-12.
Curated OER
It All Adds Up- Math Square Puzzle
In this addition puzzle worksheet, students solve a math square in which rows and columns are added to equal the number provided at the end of each row. Students insert the digits in the puzzle to make correct addition sentences.
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Adding Greater Numbers
In this adding greater numbers worksheet, learners solve 13 problems in which four numbers are added in a column. Most numbers are four or five digits; students will need to regroup more than once.
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Multiplication PowerPoint
Providing a step-by-step explanation of two-digit multiplication, a list of vocabulary words associated with this concept, and great examples, this resource would be a terrific classroom addition. Besides the set of of simple...
Curated OER
Investigation - Who is Right?
Third graders explore mathematics by solving problems in groups. In this math functions lesson plan, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of...
Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Curated OER
Write the Equations
In this writing equations to problem solve worksheet, students read the addition and subtraction problems, write the one-digit and two-digit equations, and solve without regrouping. Students solve 15 problems.
Curated OER
Answer Match
In this addition and subtraction practice learning exercise, learners solve 26 problems that require them to add and subtract using 3-digit numbers. Students match the problems that have the same sums and differences.