Curated OER
Add Three Numbers Practice 11.4
For this column addition worksheet, students solve 13 problems in which three two-digit numbers are added. Students look for a ten or a double.
Curated OER
Adding Decimals
In this math worksheet, students solve 32 double digit decimals problems. There is some regrouping required. The problems are already lined up vertically.
Curated OER
Addition Sums Super Facts 4
For this addition worksheet, students solve 36 addition problems dealing with a variety of single and double digit numbers (addends 1 to 10).
Curated OER
Four-Digit Plus Four-Digit Addition (A)
In this math worksheet, students solve 100 problems in which 4-digit numbers are added with regrouping. The examples are closely spaced in a vertical format with little room to show work. Students would need to write very small to fit...
Curated OER
Number Base Clocks
Students investigate place value in base ten. In this number sense lesson plan, students participate in an online lesson plan at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to convert numbers from base...
Curated OER
Adding: Written Questions
Sometimes, written addition problems can confuse students. In this addition worksheet, students find sums for 10 written questions such as: "Find the sum of 30 and 50."
Curated OER
Single-Digit Addition
In this single digit addition worksheet, students draw lines to match the answers to addition problems shown in balloons to their corresponding answers.
Curated OER
Mentally Add Two 2-Digit Numbers pg. 1
Mental math addition is the focus of this worksheet. Students apply a strategy outlined in the worksheet to find the sums. In this worksheet, students find the answers for twenty problems. Answers appear at the end.
Curated OER
Add and Subtract to Get Four
Explore the many paths to get to four in this addition and subtraction worksheet! Learners walk through the steps of the options: adding two numbers, adding three numbers, and subtracting two numbers. They examine which...
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
Identifying Patterns
Find the pattern! Eighteen number sequences challenge scholars to identify and complete the pattern, adding at least four digits to the given numbers. All the sequences here involve skip counting by various single-digit numbers,...
Collaborative Learning Project
Four in a Row Addition and Subtraction
Scroll down to find four fun addition and subtraction partner game boards, complete with endless opportunities for practice with numbers 0-38. Kids choose numbers from a number box and, depending on the game, either find the sum or the...
Curated OER
Decimal Addition
Use this guided set of equations to help scholars add double-digit numbers with decimals. They examine two examples before trying these on their own, many of which require regrouping. All of these have decimals to the hundredths place....
Curated OER
Addition with Regrouping
Now that your class can add, introduce them to adding with regrouping. This presentation provides several models that demonstrate what happens when you regroup. There are several examples and a few practice problems to complete as a class.
Curated OER
Beginning to Add Decimals Mentally
In this addition worksheet, learners solve ten math problems in which they add a single digit number and a decimal number. Students solve these problems in their head and write the answers in the boxes. The answers are available on the...
Curated OER
Adding a Single Digit
In this problem solving addition worksheet, students add three digit numbers to one digit using regrouping. Students solve for 25 problems that are written horizontally on the page.
Curated OER
Add One-Digit Numbers to Two-Digit Numbers
In this addition review worksheet, students practice adding 1-digit numbers to 2- digit numbers as they solve 3 addition problems.
Curated OER
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
Adding single-digit and three-digit numbers
In this addition worksheet, students complete eighty horizontal addition problems. Addends in the problem are single digits and three-digits.
Curated OER
Single-Digit Addition
In this single-digit addition worksheet, learners complete a total of 4 problems, joining problems to answers with a balloon string to match.
Curated OER
Adding Fractions Worksheet
In this adding fractions worksheet, students add fractions with uncommon denominators with one digit numbers. Students complete 20 problems total.
Curated OER
Adding Two- and Three-Digit Numbers
In this addition activity, 4th graders add together 13 two and three-digit numbers with two and three numbers in each addition math problem.
Curated OER
Adding Decimals
In this adding decimals worksheet, students add numbers with decimals that are 2 digit numbers. Students complete 10 problems.