Curated OER
Making a Ten
An addition table supports third graders as they learn strategies to improve their math fluency. When finding sums greater than ten, students are taught how to first make a ten and then add on the rest. A similar method is also...
DK Publishing
Adding with 3-digit Numbers #2
These 25 addition problems each have two 3-digit addends, and many require regrouping. There are three examples to guide learners in all the types of problems they encounter, including the last set of five which have four-digit sums....
Curated OER
Adding 3 to a Single Digit
In this adding 3 worksheet, students solve ten problems in which the number three is added to a single digit number. The problems are in horizontal format.
Curated OER
Adding 6 to a Single Digit
In this adding 6 worksheet, students solve 10 problems in which the number 6 is added to a single digit number from 0 to 5. Problems are in a horizontal format.
Curated OER
Addition - Three 2-Digit Numbers
In this addition practice worksheet, students practice their computation skills as they solve 25 problems that require them to add 2-digit numbers. Each problem has 3 addends.
Curated OER
Single Digit Addition #6
In this single digit addition, students complete a set of 36 problems, adding one single digit number to another. A reference web site is given for additional activities.
Curated OER
Problem Solving - Adding Whole Numbers
In order to practice problem-solving skills, pupils work through a series of word problems. They each determine an answer and then share their thinking process with the class. This lesson demonstrates that there may be more than one way...
Curated OER
Addition: 2-Digit plus 2-Digit, No Regrouping
In this addition worksheet, students complete 30 problems, adding two, 2-digit numbers-no remainders. Worksheet includes links to answers and additional worksheets.
Curated OER
Standard written method for addition of 2-digits
In this addition activity, 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
Valentine's Day Chocolates Mystery: Sums to 198 (A)
For some Valentine's Day math fun, students solve a puzzle to find how many chocolates are in the candy box. Students add two digit numbers to other two digit numbers, and each answer over 98 represents a candy in the Valentine's candy box.
Curated OER
Building 2-Digit Numbers
In this addition worksheet, 2nd graders use the building method to find the sums of 2-digit numbers. They find the totals in 6 examples that have three 2-digit addends in each problem.
Curated OER
Addition: Two Digit Mental Addition
In this 2-digit addition worksheet, students learn how to solve 2-digit math problems in their heads instead of on paper. They then solve the 20 problems on the worksheet. The answers are on the last page.
Curated OER
Addition Worksheet
In this addition worksheet, students solve twenty addition math problems by adding two double digit numbers together and writing the answers below each line.
Curated OER
Addition Drills, part 3
Here's an addition drill for scholars who are already comfortable with regrouping. There are 30 horizontally-aligned problems here, each with two 2-digit addends. Mathematicians use three examples as reference as they solve each of...
Curated OER
Doubles and Halves 3
Build mental math skills by teaching learners to double and half three-digit numbers. They start out by doubling one of seven double-digit numbers. Next, they discuss their strategy, and then practice doubling and halving 3-digit...
Curated OER
Santa's List Sums (D2)
In this Christmas math worksheet, learners solve 15 problems in which two digit numbers are added, with and without carrying. This page has the theme of Santa's list.
Curated OER
Addition Worksheet
In this addition activity, students add two digit to two digit numbers. No regrouping is required to complete this activity.
Curated OER
Add Two-Digit Numbers
In this adding two-digits numbers instructional activity, learners solve horizontal and vertical problems with some regrouping. Students solve 25 problems.
Curated OER
Ten More or Ten Less
Adding and subtracting 10 is easy once you understand the tricks! Learners first write numbers that are ten more than two double-digit numbers. Then, they find numbers ten less than two other double-digit numbers. An explanation on the...
Scholastic
Study Jams! + and - Without Regrouping
Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...
Curated OER
Adding 7 to a Single Digit
In this addition worksheet, students practice solving 10 addition math problems by adding the number 7 to 10 single digit numbers.
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Curated OER
Addition With Place Value
In this addition learning exercise, students solve 8 problems in which two digit numbers are added by breaking down each number into tens and ones. There are detailed examples.
Curated OER
Fun Math Worksheet 27
In this addition worksheet, students add to solve the double digit numbered equations. Students complete 15 problems and improve their math skills.
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