Curated OER
Missing Numbers and Writing Equations Practice
For this equation and missing numbers worksheet, students fill in missing numbers in addition and subtraction problems to arrive at given answers, then complete a set of 3 word problems.
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.
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
Christmas Missing Digits I
In this mathematical computation holiday worksheet, students find the missing numbers in addition, subtraction, and multiplication problems. There are 23 mathematical problems to complete.
Curated OER
What's That Number? 1-Digit Addition and Subtraction
In this subtraction and addition worksheet, students fill in missing numbers in problems necessary to arrive at given answers. All problems use 1-digit numbers only.
Curated OER
Ones and Tens Place Value
As scholars examine place value, these exercises help them incorporate addition and grouping. First, they answer three missing-addend questions, each with 10 as the given addend. Because all of the missing numbers are single-digit, this...
CK-12 Foundation
Add and Subtract Three Mixed Numbers: Walking to School
Mixed numbers are the focus of a five-question interactive. Scholars move fraction pieces into strips and equations to find solutions. Questions challenge participants with multiple-choice, a true or false, and one discussion.
Curated OER
Addition and Subtraction: Missing Numbers
For this addition and subtraction practice worksheet, learners solve 25 problems that require them to fill in the missing numbers in the problems.
Curated OER
Addition Squares
In this addition activity, 1st graders add together all the numbers going across and down 8 cubes. Students add any missing numbers in order for each addition math problem to be the same sum going across and down.
Curated OER
Addition - What Are the Missing Numbers?
In this addition worksheet, students determine what the missing numbers are in 8 two digit addition problems; either finding the sum or an addend. They estimate and calculate each answer in 4 three and four digit addition problems.
Curated OER
Addition: missing addends
In this missing addend worksheet, students complete the missing addend for an addition problem making both sides of the equal sign equal. Students complete 6 problems.
Curated OER
Fill in the Dice: Addition
Your young scholars aren't too young to balance equations! These simple addition number sentences are represented by dice, and require one part of the equation to be filled in. Learners create dots to complete and balance the math...
Curated OER
Addition Facts: Dominoes 2
Young mathematicians look at dominoes to determine the numbers required to complete each of the 15 equations. This worksheet advances to practicing vertical addition.
Curated OER
The Case of the Missing Numbers
In this finding the unknown numbers instructional activity, students help Detective Digit solve addition and subtraction problems, match the answers with letters, and find the name of the number thief. Students solve and match 16 problems.
Curated OER
Missing Digit Operations (L) Fill in the missing digits
In this missing digit learning exercise, 4th graders fill in the missing number to the math problem. Students have to complete 30 problems where they have to figure out the missing number in the problem and the answer portion of each...
Curated OER
Adding Animals
Writing equations from images helps young mathematicians grasp addition, especially when they get to look at cute animals as they do it. There are six number sentences here, each illustrated with a set of animals corresponding to...
Curated OER
Adding Up
Make addition visual in order to help beginners understand the concept. They add up beads on a string, examining an example before trying it on their own. Learners fill in addends and sums for these, and sometimes both. Although...
DK Publishing
Addition, Multiplication, and Division
These equations are missing numbers, and scholars must process multiple operations to complete them. There are addition, multiplication, and division problems here, each missing an addend, divisor, or factor. After completing 24 of these...
Curated OER
Add and Subtract Two-Digit Numbers
Learners complete two double-digit problems, one addition and the other subtraction. They also determine the missing addend in two additional problems. An explanation as to how to solve both problems is included.
Curated OER
Add and Subtract within 20
Here is a more interesting way to practice addition and subtraction number sentences. Learners complete two sum boxes, adding across and down then totaling for a final sum. They do the same with subtraction in two more boxes. Finally,...
Curated OER
Two Digit Addition With No Regrouping Worksheet #7
There is no need to regroup to complete this set of 20 addition problems. Learners will add two-digit numbers togther each sum.
Curated OER
Add and Subtract within 1000
There are some missing parts in these addition and subtraction problems. Scholars start by completing two number sentences, each involving all three-digit numbers. Then, they examine another number to determine the value of the tens...
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.
Curated OER
Addition: Number Bonds to 100
For this addition worksheet, students fill in the missing addend for problems that add up to 100. Students complete 41 problems.