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
Adding - Written Questions
For this addition worksheet, students solve the 10 subtraction problems and write the answers in the boxes. The problems involve adding a 2-digit number to a 2-digit number. The answers are on the second page.
Curated OER
Moving Towards Standard Written Method for Addition
In this addition worksheet, students practice adding together 2 two-digit numbers in 9 addition math problems. Students show the process they used to arrive at their answers on the lines provided.
Curated OER
Comparing and Ordering Greater Numbers
Young scholars compare and order greater numbers. In this place value lesson, students use a place-value chart to identify which set of numbers has the greatest value.
Curated OER
Mystery Numbers
In this mystery number worksheet, students begin with a 3 digit number and using the code key, find the sum or difference in each shape as a spiral puzzle is solved.
Curated OER
Adding Decimals with Hundredths
In this adding decimals worksheet, students add numbers with decimals in the hundredths place. Students complete 4 sets of problems.
Curated OER
Fibonacci Trick
In this algebra instructional activity, students solve a puzzle starting with two single digit numbers and eventually conclude that the answer can be used with Fibonacci's pattern. There are 11 steps to the puzzle with a provided answer.
Curated OER
Addition Speed Drill
For this mathematics worksheet, 1st graders solve a number of problems by adding a single digit number to other single digit numbers and timing how long it takes to complete the drill. There are 45 problems to solve on the sheet.
Curated OER
Three Addend Addition 2
In this addition practice worksheet, students use their problem solving skills to solve 8 problems that require them to add multiple digit numbers. Each problem has 3 addends.
Curated OER
Subtracting Greater Numbers
In this subtraction worksheet, 4th graders subtract 13 math problems involving 4 and 5-digit numbers. Students solve 1 word problem with a chart.
Curated OER
Addition of 3-Digit Numbers
In this addition worksheet, students complete a set of 12 problems, adding one 3-digit number to another. A reference web site is given for additional activities.
Curated OER
Add and Subtract within 1000
Here are some practice problems with adding and subtracting three-digit numbers. Scholars complete three addition problems and three subtraction problems. None of these involve carrying over or regrouping. There are only two numbers to...
Curated OER
Easy Addition
Learnes practice an alternate way of carrying when doing addition. In this addition lesson, everyone applies an alternate algorithm when they need to carry when adding. They work from left to right instead of starting in the ones place....
Curated OER
Lesson 2 Ordering Numbers
Math wizards begin the lesson plan by comparing and ordering rational numbers. Using a number line, they discover the relationship between the numbers and practice ordering them in the correct way. They also review proper techniques for...
Curated OER
Mentally Add and Subtract 10 or 100
Find the missing digits in these number sequences. Each of the ten has one missing number and scholars must figure out what it is. Here's the pattern: all of these sequences involve counting by 10s. Learners add or subtract 10 to...
Curated OER
Addition - Sums to 9 (3 of 3)
Simple summation skills are the meat and potatoes of future arithmetic skills. Use this worksheet to provide practice for your first graders when adding single digits. Answers are provided by the click of a box at the top of the page,...
Curated OER
Counting In Tens: Crossing the Hundreds Boundary
Count on by 10 to finish each number line. Pupils count on 10 begins at a variety of three-digit numbers. There are 6 problems to solve.
Curated OER
Addition to 10
In this addition worksheet, 3rd graders solve 24 single-digit adding problems. Students also solve 3 word problems which involve the addition of single-digit numerals.
Curated OER
Spaceship Math Addition U
In this addition worksheet, students solve 40 problems in which single digit numbers are added. This is a drill of basic addition facts. There are no pictures or graphics on this page.
Curated OER
Spaceship Math Addition T
In this addition worksheet, students solve 40 problems in which single digit numbers are added. This is a drill of basic addition facts. There are no graphics or pictures on this page.
Curated OER
Practice Math Worksheet: Addition of Single Digits
In this addition worksheet, students solve 40 problems in which single digit numbers are added. This is a drill of basic addition facts.
National Education Support Service
Division Note Cards
Sixth graders create note cards to divide multi-digit whole numbers by two-digit numbers and divide decimals that represent money by whole numbers in a simpler and faster fashion. They write the rules and examples of each on the cards...
EngageNY
Scientific Notation
Young mathematicians learn how scientific notation is meant to save time. Part 10, out of a series of 15, asks scholars to recognize the correct use of scientific notation and finish by adding and subtracting numbers using...
Curated OER
Estimating Sums and Differences
Work on rounding, estimating, adding, and subtracting with a helpful math worksheet! Fifth graders study different sets of addition and subtraction problems, and after rounding each number to the leading digit, they estimate what the sum...