Save some trees and use virtual worksheets. Here are 6 different virtual worksheets that require learners to determine the missing addend. Each page includes 12 problems to solve.

Kids are presented with the problem of finding the missing numbers to each of nine 100s squares. They'll need to subtract and add to make each puzzle equal 100. Great challenge or daily warm-up activity.

You have the answer and a variable, but something is missing! The class fills in the missing addend in 23 practice problems that all add up to 10. This is a great way to build number sense, pattern recognition, and automaticity.

In this addition worksheet, students find the missing addend in each problem. Students have thirty-two problems where they are to find the missing number that correctly completes the addition problem.

In this addition instructional activity, students practice their addition skills. Students complete the instructional activity by finding the missing addend.

By filling in the blank squares, learners complete five addition number sentences both visually and numerically. For each problem, a frame is filled with a certain number of images (turkeys, candles, etc.) and a certain number of blank...

A brief addition word problem has learners searching for the missing addend. They read about Mr. George, who already has five gallons of fuel in his car. Knowing the car can hold eleven gallons, they compute how many gallons he needs....

Using images helps budding mathematicians grasp difficult subtraction concepts. For this set of three word problems, they examine sets of objects which are reflected in each scenario. To approach subtraction in a more accessible way, the...

They can tackle this worksheet once your class has mastered basic double-digit subtraction. They'll need to find the missing subtraction facts to 20 that complete each problem.

In this missing addends worksheet, learners fill in the missing addends to the problems so that there are equal equations on both sides of the equals sign.

For this missing addend worksheet, 2nd graders are given the sums of 8 or 9 and they have to write the missing addends to the addition problem given to them represented by cubes. Students complete 16 problems.

For this missing addend worksheet, students fill in the missing addends to the problems where the answers are given. Students put numbers in place of cubes to create number sentences for 16 problems.

In this missing addend learning exercise, students fill in the blank for the missing addend in the number sentence for answers 10 through 18. Students fill in 32 numbers.

In this missing addends worksheet, students figure out the missing addend to an addition problem based on the pictures given to them and solve the problem. Students solve 6 problems.

In this addition skills worksheet, students solve 16 addition problems that require them to identify missing addends using the provided math counters.

In this missing addend worksheet, 2nd graders complete the missing numbers to addition problems where sums are between 6 and 7 where the numbers are represented by cubes. Students complete 16 problems.

In this missing addend worksheet, students fill in missing numbers above pictures of blocks. Each problem has a sum of either 6 or 7. A reference web site is given for additional activities.

In this addition worksheet, 2nd graders find the missing addends. Students complete 32 problems filling in the missing digit for each.

In this addition worksheet, learners find the missing addends which add up to ten. Students complete 32 problems filling in the missing digit for each.

In this addition worksheet, students complete problems with sums of eight and nie.  students solve 12 problems, solving for the missing addend in each.

In this addition practice worksheet, students solve 32 problems that require them to fill in the blanks in the addition trees with the appropriate missing addends.

In this addition practice learning exercise, students solve 28 problems that require them to identify the missing addends in the problems.

In this addition worksheet, students fill in a missing addend to arrive at a given sum, 7 problems total. A reference web site is given for additional activities.

In this addition worksheet, students complete number sentences with their missing addends with numbers less than 15. Students complete 10 multiple choice questions.