Curated OER
Addition, Subtraction and Estimating
In this addition, subtraction and estimating worksheet, students answer 13 questions pertaining to addition, subtraction, estimating and even/odd or 2/3-digit numbers. They can click on the Check box to find out if their answers are...
Curated OER
Subtraction of 3 Digit Numbers with Regrouping
In this subtraction worksheet, students solve 25 problems in which 3 digit numbers are subtracted with regrouping. Students also use addition to check. This page was intended to be an online activity, but can be completed with pencil and...
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
Add and Subtract within 1000
Get some good practice with triple-digit addition and subtraction with these 10 problems. Only one addition problem requires regrouping, and none of the subtraction problems require borrowing. Question four turns into a four-digit...
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
Match the Sums and Differences Worksheet
Because these eight addition and subtraction equations are written horizontally, learners will need to either re-write them or use mental math to solve them. Depending on your objectives, either would be a fine use of this worksheet....
Curated OER
Two-Digit Addition and Subtraction (A)
In this two-digit addition and subtraction worksheet, students solve with mixed regrouping and no regrouping. Students solve 49 problems.
Curated OER
Subtraction: one through three digit numbers
In this subtraction worksheet, students subtract one through three digit numbers from each other. Students complete 40 subtraction problems.
Curated OER
Add and Subtract within 1000
The visual nature of this worksheet makes it ideal to project for an all-class warm up. Learners first complete two horizontal addition problems involving three-digit addends. Consider whether or not you will encourage them to rewrite...
Curated OER
Primary Understanding and Use of Place Value
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
Curated OER
Subtraction Crossnumber
In this number sense learning exercise, learners complete 16 subtraction problems containing three digit numbers and insert the answers in a crossnumber puzzle.
Curated OER
Check Subtraction
In this checking subtraction worksheet, students learn to check a subtraction problem by using addition. Students solve and check 7 problems in which three digit numbers are subtracted with borrowing.
Curated OER
One-Digit Addition and Subtraction - No Regrouping (S)
In this addition and subtraction mixed operations worksheet, students solve 45 problems that require them to add and subtract using single digit numbers. Students also solve 2 story problems.
Curated OER
One-Digit Addition and Subtraction (M)
In this addition and subtraction mixed operations worksheet, students solve 49 problems that require them to add and subtract using single digit numbers.
Curated OER
One-Digit Addition and Subtraction (N)
In this addition and subtraction mixed operations worksheet, students solve 49 problems that require them to add and subtract using single digit numbers.
Curated OER
One-Digit Addition and Subtraction (O)
In this addition and subtraction mixed operations worksheet, students solve 49 problems that require them to add and subtract using single digit numbers.
Curated OER
One-Digit Addition and Subtraction (D)
In this addition and subtraction practice worksheet, students sharpen their math skills as they solve 49 problems that require them to add and subtract 1-digit numbers.
Curated OER
One-Digit Addition and Subtraction (E)
For this addition and subtraction practice worksheet, learners sharpen their math skills as they solve 49 problems that require them to add and subtract 1-digit numbers.
Curated OER
Two-Digit Addition and Subtraction (O)
In this addition and subtraction practice worksheet, pupils find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
Curated OER
Two-Digit Addition and Subtraction (M)
In this addition and subtraction practice worksheet, students find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
Curated OER
Two-Digit Addition and Subtraction (N)
In this addition and subtraction practice worksheet, students find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
Curated OER
Two-Digit Addition and Subtraction (L)
For this addition and subtraction worksheet, students enhance their addition and subtraction skills by solving the 2-digit problems. Students solve 49 problems.
Curated OER
Two-Digit Addition and Subtraction (F)
In this addition and subtraction practice activity, students solve 49 problems that require them to add or subtract with 2-digit numbers.
Curated OER
Subtraction Computation- 3 Digit Numbers
In this subtraction worksheet, learners solve 16 problems in which 2 or 3 digit numbers are subtracted from 3 digit numbers. There will be regrouping, sometimes twice in the problems.