Helping with Math
Addition: 3-Digit Sums
The title is a bit confusing, but understand that the addends are only two-digit numbers. It is the answers, the sums, that will consist of three digits. Learners solve six addition practice problems. Answers can be obtained by clicking...
Curated OER
Two-Digit Addition With Regrouping
Second graders practice two-digit addition with regrouping. In this addition lesson, 2nd graders use craft sticks to solve two-digit regrouping problems. Students solve problems on the chalkboard.
Math Salamanders Ltd.
Column Subtraction 3 Digits Sheet 3
In this money subtraction worksheet, students solve 16 problems by writing calculations in columns and solving them. A reference website is given for additional activities.
Curated OER
Subtracting Single Digits From Whole Hundreds
In this subtraction worksheet, students subtract 8 single digit numbers from 8 whole hundred digit numbers and write their answers in the boxes provided. Students supply the missing numbers in 4 additional subtraction problems.
Curated OER
Missing Digit Operations (O)
In this missing digits instructional activity, students fill in the missing digits in 30 problems. They work with addition, multiplication, division, and subtraction problems.
Curated OER
Christmas Missing Digits H
In this missing digits worksheet, students find the missing digits in addition, multiplication, and subtraction problems. Students complete 22 problems and see Christmas pictures along with them.
Curated OER
Math computation drill - subtraction 0 to 5
In this subtraction activity, students subtract numbers 0 through 5. Students complete 12 subtraction problems and write the difference.
Curated OER
Problem Solving with Addition and Subtraction
In this addition and subtraction worksheet, learners answer multiple choice questions about addition and subtraction in word problems. Students answer 10 questions using 2 and 3 digit numbers.
![Missing Digit Operations [C] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217261/large/nzixmjy1lmpwzw.jpg?1414307240 "Missing Digit Operations [C] Worksheet")
Curated OER
Missing Digit Operations [C]
In this missing digit worksheet, students fill in the missing digits in multiplication, addition, division and subtraction problems.
![Missing Digit Operations [H] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217260/large/nzixmjy2lmpwzw.jpg?1414307514 "Missing Digit Operations [H] Worksheet")
Curated OER
Missing Digit Operations [H]
In this missing digit worksheet, students fill in missing digits in multiplication, division, addition and subtraction problems. Answers included on page 2.
![Missing Digit Operations [G] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217263/large/nzixmjy4lmpwzw.jpg?1414307242 "Missing Digit Operations [G] Worksheet")
Curated OER
Missing Digit Operations [G]
In this missing digit worksheet, students fill in missing digits in multiplication, division, addition and subtraction problems. Answers included on page 2.
![Missing Digit Operations [E] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217264/large/nzixmjy5lmpwzw.jpg?1414307516 "Missing Digit Operations [E] Worksheet")
Curated OER
Missing Digit Operations [E]
In this missing digit worksheet, learners fill in missing digits in multiplication, division, addition and subtraction problems. Answers included on page 2.
![Missing Digit Operations [D] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217265/large/nzixmjcwlmpwzw.jpg?1414307242 "Missing Digit Operations [D] Worksheet")
Curated OER
Missing Digit Operations [D]
In this missing digit worksheet, students fill in missing digits in multiplication, division, addition and subtraction problems. Answers included on page 2.
Curated OER
Three-Digit Subtraction Without Regrouping #5
In this subtraction instructional activity, students solve a total of 25 problems using 3-digit numbers without regrouping. A website reference for additional resources is given.
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Three-Digit Subtraction Without Regrouping #6
In this subtraction worksheet, students solve a total of 25 problems using 3-digit numbers without regrouping. A website reference for additional resources is given.
Curated OER
Three-Digit Subtraction With Regrouping Tens
In this subtraction worksheet, students solve a total of 25 problems using 3-digit numbers and regroup tens. A website reference for additional resources is given.
Curated OER
Three-Digit Subtraction With Regrouping Tens #2
In this subtraction worksheet, students solve a total of 25 problems using 3-digit numbers and regrouping tens. A website reference for additional resources is given.
Curated OER
Three-Digit Subtraction With Regrouping Hundreds #2
In this subtraction worksheet, students solve a total of 25 problems using 3-digit numbers and regrouping hundreds. A website reference for additional resources is given.
Curated OER
Three-Digit Subtraction With Regrouping Hundreds
For this subtraction worksheet, students solve a total of 25 problems using 3-digit numbers and regrouping hundreds. A website reference for additional resources is given.
Curated OER
Addition & Subtraction Review Worksheet 5
In this addition and subtraction practice worksheet, students sharpen their math skills as they solve 15 problems that require them to add and subtract 3 digit numbers.
Curated OER
Subtraction Computation
In this subtraction learning exercise, students solve 16 problems in which three digit numbers are subtracted, with and without regrouping.
Curated OER
Addition and Subtraction Word Problems
Approach word problems using these straightforward addition and subtraction practice scenarios. Learners choose answers from a list, recording the corresponding letter next to each problem. Ten questions involve basic addition and...
Curated OER
What's That Number? 1-Digit Addition and Subtraction
In this subtraction and addition worksheet, young scholars fill in missing numbers in problems necessary to arrive at given answers. All problems use 1-digit numbers only.
Curated OER
Subtracting 3-Digit Numbers
In this subtraction worksheet, students complete a set of 12 problems, subtracting one 3-digit number from another. A reference web site is given for additional activities.