Curated OER
What's Missing?
In this determining missing numbers or operations worksheet, students use reverse operations to fill in the missing answers. Students solve 18 problems.
Curated OER
Adding Bigger Numbers: 2 and 3 Digit Numbers
Challenge your young learners with an addition activity, which provides different opportunities to practice adding two and three-digit numbers. The first two sections provide twelve problems for pupils to solve, while the last two...
Curated OER
St. Patrick's Day Missing Digits (J)
In this St. Patrick's Day missing digits worksheet, pupils figure out the missing numbers in twenty-two addition, subtraction and multiplication equations.
![Missing Numbers in Equations [B] Worksheet](http://content.lessonplanet.com/resources/thumbnails/210355/large/cgrmlwnvbnzlcnqymdezmdmzmc0ynzgwmy02a2t6dmwuanbn.jpg?1414302217 "Missing Numbers in Equations [B] Worksheet")
Curated OER
Missing Numbers in Equations [B]
In this missing numbers in equations worksheet, students solve for the missing number in a set of 32 equations; answers are included on page 2.
![Missing Numbers in Equations [A] 2 Worksheet](http://content.lessonplanet.com/resources/thumbnails/210356/large/cgrmlwnvbnzlcnqymdezmdmzmc0ynzg4ns1zzjljec5qcgc.jpg?1414302492 "Missing Numbers in Equations [A] 2 Worksheet")
Curated OER
Missing Numbers in Equations [A] 2
In this missing numbers in equations worksheet, students solve for the missing number in a set of 32 equations; answers are included on page 2.
Curated OER
Choose the Operation: Plus or minus (up to 100)
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...
Curated OER
Reading and Writing Numbers
Review numerals and written numbers. Here is a worksheet that features four sections of problems for youngsters to figure out. They write out eight 3-digit numbers, and provide 3-digit numerals for eight written numbers. A great way to...
Curated OER
Understanding Place Value, Up to 3-Digit Numbers
Work on place value and addition. Here is a resource that features different types of problems for your second graders to solve. After studying the example at the top of the page, they write the missing number in 12 addition problems....
![Easter Bunny Feeding Time: Missing Digits [C] Worksheet](http://content.lessonplanet.com/resources/thumbnails/218006/large/nziyntm4lmpwzw.jpg?1414307703 "Easter Bunny Feeding Time: Missing Digits [C] Worksheet")
Curated OER
Easter Bunny Feeding Time: Missing Digits [C]
In this missing numbers worksheet, students fill in missing digits in addition, subtraction and multiplication problems. Answers included on page 2.
![Easter Bunny Feeding Time: Missing Digits [D] Worksheet](http://content.lessonplanet.com/resources/thumbnails/218009/large/nziyntqzlmpwzw.jpg?1414307979 "Easter Bunny Feeding Time: Missing Digits [D] Worksheet")
Curated OER
Easter Bunny Feeding Time: Missing Digits [D]
In this missing numbers worksheet, students fill in missing digits in addition, subtraction and multiplication problems. Answers included on page 2.
Curated OER
Missing Addends - Inverse Operations
In this math worksheet, student find the missing addend in 28 single and double digit addition problems and write the corresponding subtraction problem.
Curated OER
Missing Calculations, Missing Numbers Activity
In this missing numbers worksheet, students fill in the missing numbers in a set of 18 calculations that make use of all 4 operations. A reference web site is given for additional activities.
Curated OER
Fill in Missing Numbers or Operations
In this missing number/operation worksheet, students fill in either missing numbers or and correct operation in equations. Students then complete an extension activity, filling in missing + or - signs.
Curated OER
Solving Equations
How do you solve a problem when a symbol or letter is used in place of a missing number? Build algebraic reasoning and problem solving skills with this presentation that explains three methods for finding a missing variable. The guess...
Curated OER
Inverse
Your class can learn all about inverse operations. They will review what inverse operations are, see examples, learn how to use inverse operation to check an answer, write addition and subtraction equations in the inverse, and use the...
Curated OER
Family of Four
In this fact family worksheet, students write in the missing numbers in the addition problems. They then complete each fact family. There are 6 problems on this worksheet.
Curated OER
St. Patrick's Day Missing Digits (G)
In this math learning exercise, learners analyze 22 addition, subtraction and multiplication problems in which there are one or more missing numbers. Students fill in the missing digits on this St. Patrick's Day math page.
Curated OER
Multiplying and Dividing by 10
Once young mathematicians understand how easy it is to multiply and divide by 10, they'll be hooked! They complete four sections of 12 problems each, all involving this skill. First, scholars find the product of various whole numbers...
Curated OER
Missing Factors
Students explore factors. They discuss factors, factor trees and prime factors. Students practice working with and finding various factors and prime factors. They discuss methods used to find factors.
DK Publishing
Multiply or Divide? Choosing the Operation
Division or multiplication? Scholars examine 36 number sentences, each missing either a division or multiplication symbol...but which one fits? They write in the signs based on the numbers given, all of which are whole numbers. The first...
DK Publishing
Number Riddles - Word Problems
Although this set of 16 word problems aren't the most riveting, they give clear practice opportunities for learners to solve missing factor and dividend problems. Each scenario is only a sentence or two, and some don't even involve...
Curated OER
Christmas Missing Digits "F"
In this Christmas missing digits worksheet, students fill in missing numbers in 22 problems including addition, subtraction and multiplication. Answers are included.
National Security Agency
Let's Party With Place Value
Put on your math caps and explore place value and ways to represent numbers. Learners read, write, and represent whole numbers. They interact with numbers as they read and explore a teacher-created story, play games, and practice their...
Curated OER
Addition: Number Bonds to 30
In this addition worksheet, students fill in the missing addend to an addition problem that adds up to 30. This number could be a one or two digit number. Students complete 41 missing addend problems.