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Addition and Missing Factors
Common Core
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Addition and Subtraction Practice
Addition and Subtraction Practice
Workbook
Addition and Subtraction Practice
Brush up on addition and subtraction with these math worksheets that will challenge your third grader.
3rd grade
Math
Workbook
All in the Fact Family
All in the Fact Family
Workbook
All in the Fact Family
Number sentences make more sense when picking apart fact families and putting them back together! This colorful workbook helps kids make connections between addition and subtraction.
1st grade
Math
Workbook
Making Change at the Toy Store
Making Change at the Toy Store
Worksheet
Making Change at the Toy Store
On this second grade math worksheet, kids solve money word problems about making change on a fun trip to the toy store.
2nd grade
Math
Worksheet
Second Grade Place Value
Second Grade Place Value
Workbook
Second Grade Place Value
Use the hundreds chart, tens frames, tens sticks, skip counting, base ten, graphs, and more to practice adding and subtracting two- and three-digit numbers. Children will develop a deeper understanding of addition and subtraction, as well as the relations
2nd grade
Math
Workbook
Match: Addition within 20 and Missing Factors
Match: Addition within 20 and Missing Factors
Game
Match: Addition within 20 and Missing Factors
Kids practice matching each addition equation to its missing factor in this interactive math game.
1st grade
Math
Game
Where is my Fact Family?
Where is my Fact Family?
Lesson Plan
Where is my Fact Family?
This nifty lesson helps kinesthetic learners reinforce their knowledge of the commutative property. Students will love the challenge of matching equations with their fact families.
1st grade
Math
Lesson Plan
Match: Addition Within 30 and Missing Addends
Match: Addition Within 30 and Missing Addends
Game
Match: Addition Within 30 and Missing Addends
Players hone their two-digit addition skills as they match equations with their missing addends!
2nd grade
Math
Game
Addition Crossword
Addition Crossword
Worksheet
Addition Crossword
Challenge your second grader with some 2-digit addition review using this addition crossword!
2nd grade
Math
Worksheet
Math Crossword Puzzles for Kids
Math Crossword Puzzles for Kids
Worksheet
Math Crossword Puzzles for Kids
Make math more enjoyable with these simple math crossword puzzles for kids!
1st grade
Math
Worksheet
What's That Number?
What's That Number?
Lesson Plan
What's That Number?
Practice finding unknown numbers in addition equations using fun and silly word problems.
2nd grade
Math
Lesson Plan
Measurement to 100
Measurement to 100
Workbook
Measurement to 100
Leap and skip across the number line for addition and subtraction practice! Number line word problems help kids to easily visualize math equations, and multi-step problems make for an extra challenge.
2nd grade
Math
Workbook
Mystery Addends: Representing Word Problems
Mystery Addends: Representing Word Problems
Lesson Plan
Mystery Addends: Representing Word Problems
Make a math mystery! In this lesson, help your students understand the relationship between addition and subtraction and how a missing addend word problem is represented with a number sentence.
1st grade
Math
Lesson Plan
Match: Addition Within 20 and Missing Factors 2
Match: Addition Within 20 and Missing Factors 2
Game
Match: Addition Within 20 and Missing Factors 2
Fill in these addition facts! This game challenges kids to match missing factors to each equation.
1st grade
Math
Game
Subtraction Detectives: Missing Numbers
Subtraction Detectives: Missing Numbers
Lesson Plan
Subtraction Detectives: Missing Numbers
In this lesson, students must become detectives to solve for the missing number in each subtraction problem. They will develop and use their powers of mathematical reasoning using number bonds to find differences.
3rd grade
Math
Lesson Plan
Give Me 10!
Give Me 10!
Lesson Plan
Give Me 10!
Roll some dice to introduce the early concepts of associative and commutative properties in addition by composing and decomposing 10. Worksheets and a quiz are included!
1st grade
Math
Lesson Plan
Summertime Math Stories
Summertime Math Stories
Lesson Plan
Summertime Math Stories
Give your students the resources they need to solve word problems with this math lesson. Your class will learn how to categorize important keywords using a WIKED map, a visual tool that helps them through the problem-solving process.
2nd grade
Math
Lesson Plan
Math Crosswords
Math Crosswords
Worksheet
Math Crosswords
Here's a fun way to approach simple math facts. Use these math crosswords to review addition the fun way!
1st grade
Math
Worksheet
The Numbers Are Missing!
The Numbers Are Missing!
Worksheet
The Numbers Are Missing!
Uh-oh, the numbers have gone missing! Help students learn that the equals sign means “the same as” as they fill in missing factors to balance the equations.
1st grade
Math
Worksheet
What's the Value?
What's the Value?
Lesson Plan
What's the Value?
This lesson provides students with practice as they find the missing parts of a whole and justify their reasoning. Use alongside the What's That Number lesson or alone as a support lesson for students.
2nd grade
Math
Lesson Plan
Addition and Missing Factors
Addition and Missing Factors
Exercise
Addition and Missing Factors
Adding up missing factors will be a routine matter for students after they complete this exercise.
3rd grade
Math
Exercise
Water Rafting: Addition Missing Factors within 10 (Game 2)
Water Rafting: Addition Missing Factors within 10 (Game 2)
Game
Water Rafting: Addition Missing Factors within 10 (Game 2)
In this water-themed race, first graders use math and logic to fill in each addition equation.
1st grade
Math
Game
Balance Each Side
Balance Each Side
Worksheet
Balance Each Side
This worksheet helps students understand how an equals sign means “the same as.” By filling in missing factors, students gain practice seeing how multiple number combinations can make the same number.
1st grade
Math
Worksheet
Simple Arithmetic
Simple Arithmetic
Worksheet
Simple Arithmetic
Have a ball with this addition and subtraction worksheet! Kids fill in the missing numbers on each beach ball to make its statement true.
1st grade
Math
Worksheet
Snail Fact Families
Snail Fact Families
Worksheet
Snail Fact Families
Kids add, subtract, or use math facts they have committed to memory to fill in the missing numbers in the fact families on this second grade math worksheet.
1st grade
Math
Worksheet
Check Your Work: Two-Digit Subtraction
Check Your Work: Two-Digit Subtraction
Worksheet
Check Your Work: Two-Digit Subtraction
Kids check their subtraction by reversing the problems, then adding up the numbers.
2nd grade
Math
Worksheet