Curated OER
Addition A
Learners solve twenty five addition problems involving a series of one digit numbers. This learning exercise would be a quick and easy way to review this topic.
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Adding and Subtracting Decimals 2
In this adding and subtracting decimals worksheet, learners add and subtract numbers with decimals up to 4 digits. Students complete 16 problems.
Curated OER
Adding and Subtracting Decimals 2
In this adding and subtracting of decimals worksheet, students add and subtract numbers containing decimals up to 4 digits. Students complete 16 problems.
Curated OER
Adding 4 Numbers
In this addition worksheet, 2nd graders find the missing number in 11 addition problems involving adding 4 single digit numbers together to get a specific sum.
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Model Addition to 100
In this addition worksheet, learners solve 6 word problems using the numbers 1-100. The first 2 problems are set up as a guide.
Helping with Math
Addition: Number Bonds to 20
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of  41 missing addend problems. Answers are available.
DK Publishing
Addition Practice #3
If you're in search of some basic addition drills, take a look at this for your second and third graders. There are 20 vertically aligned equations here, each with one three-digit addend and one...
DK Publishing
Subtraction with 3-Digit Numbers #3
Get plenty of subtraction practice with 25 subtraction problems. Using their borrowing skills, second or third graders work through the first twenty problems, then solve five problems with decimals to the hundredths. A good opportunity...
Curated OER
Choosing the Operation: Add or Subtract
Try a new approach to addition and subtraction by giving scholars the numbers but leaving out the sign. They must determine if the numbers have been added or subtracted, then write in the appropriate operation. There are a few examples...
Illustrative Mathematics
Gifts from Grandma, Variation 3
There are three money word problems in this activity, each one is set in the same context. The first asks what was the total amount grandma spent, the second how many grandchildren grandma has, and the third asks how much grandma spent...
Curriculum Corner
Spring Find a Fact Addition
Test scholars' knowledge of addition facts with a festive learning exercise that makes adding a two-person game. Pairs examine a grid of numbers to locate and color addition facts. Last person to color three squares wins! 
Curated OER
Adding 9's (A)
In this addition worksheet, students solve 40 problems in which the number 9 is added to a single digit. This could be used as a timed drill.
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Addition Math Problems
In this addition activity, students practice adding together two single-digit numbers to find the sum of forty addition math problems.
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Independent Practice 2: 4 and 5 Digit with 5 Digit Addition
In this addition worksheet, students solve 20 addition math problems involving four and five digit numbers added to four and five digit numbers.
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Independent Practice 2: 4 Digit to 4 Digit Addition
For this addition worksheet, students solve twenty addition math problems involving four digit numbers added to four digit numbers.
Curated OER
Math Worksheets Addition Worksheet: 2-Digit Numbers
In this addition learning exercise, students illustrate their understanding of the concept by responding to 20 problems adding 2-digit numbers and providing the correct computation.
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Simple Addition Using Tenths Version 2
In this addition worksheet, learners find the sums of 40 problems by adding numbers that include two digit whole numbers and numbers in the tenths place. They regroup as need in these vertical problems.
Curated OER
Addition Exercises
In this problem solving worksheet, students solve 9 math problems with illustrated pictures and numbers. Students utilize finding the sums by counting the pictures and by adding together the numbers shown in each problem.
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Worksheet #10
In this mathematics worksheet, 2nd graders solve various problems by either adding or subtracting when necessary two-digit terms. They use a number line at the top for help solving each.
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Adding
In this addition worksheet, students add together 4 addition math problems with single digit whole numbers. Students write their answers in the boxes provided.
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Addition: Level 2: Exercise 2 (no carryovers)
In this addition worksheet, students solve 36 problems in which single digit numbers are added without carrying. This is an online interactive worksheet.
Curated OER
Adding by 3's
In this adding by 3's worksheet, students fill in the blanks to number lines that are adding by 3's but all starting with different 2 digit numbers. Students complete 14 number lines.
Curated OER
Subtraction - Oral Questions
In this subtraction activity, students answer twelve 2-digit subtraction problems. The problems are example questions that are to be asked in oral form. For example, "What is 30 take away 12?" The answers are on the second page.
Curated OER
Math Worksheet (2)
In this addition worksheet, 1st graders solve twenty-five addition math problems by adding the number two to single and double digit numbers.