Curated OER
Missing Addends
Where are all the addends? Addition novices solve 36 equations by filling in the single-digit addend to achieve the given sum. They reference several examples, each of which include object sets to help learners visualize the concept....
Curated OER
Addition: Fill in the Missing Addend
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.
Curated OER
Missing Addends: equal equations 3
Young mathematicians insert the missing addends to addition problems by making the equations equal on both sides of the equals sign. Students complete ten problems.
Curated OER
Making Addition Sentences True
Introduce scholars to the commutative and additive identity properties of addition with two sets of practice problems. First, they fill in the missing addend by choosing from a group of three possible answers. These six addition...
Curated OER
Addition: Number Bonds to 10
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.
Curated OER
Missing Addends: equal equations
In this missing addends worksheet, students complete the missing addends in the addition problems to make each equation equal on each side of the equals sign. Students complete 10 problems.
Curated OER
Unknown Addends (to 20): Count the Blank Boxes
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...
Curated OER
Missing Addends to Equal Equations
In this missing addends worksheet, students fill in the missing addends to the problems so that there are equal equations on both sides of the equals sign.
Curated OER
Addition Practice- Fill In the Missing Number- Three Digit Addition
In this fill in the missing number addition worksheet, 3rd graders find the value of the missing number in 18 addition problems. They are given the sum and find a missing digit in one of the three digit addends.
Curated OER
Power Up! Addition
For this power up addition worksheet, 2nd graders use the numbers from 2 to 12 to fill in the missing addends for 10 addition problems.
Savvas Learning
Missing Numbers
Young learners answer six fill in the blank questions where they determine the missing addends for four addition word problems. They fill in the missing numbers on a problem that involves both addition and subtraction. Lastly, they...
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
Missing addend - 2 through 10
In 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.
Curated OER
Find the Missing Addend
In this find the missing addend activity, 1st graders solve the equation by filling in the missing addend for 10 equations with addends from 0-9.
Curated OER
Missing Addend Addition Using Math Counters
In this missing addend addition worksheet, students fill in the missing addend in 6 problems. Math counting blocks are provided to solve the 1-digit problems.
Curated OER
Missing Addends-2 Through 10
In this missing addend worksheet, students fill in the missing addend needed to arrive at a given sum, using numbers 2 through 10.
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...
Math Salamanders Ltd.
Division to 10 x 10 Sheet 3
Learners fill in the missing addends to the one and two-digit number division problems. They complete 40 problems. A classic worksheet!
Curated OER
Missing addend - 10 through 18
In this missing addend worksheet, students fill in the blank for the missing addend in the number sentence for answers 10 through 18. Students fill in 32 numbers.
Curated OER
Missing Addends-Sums With 6 and 7
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.
Curated OER
Missing Addend
In this addition activity, 2nd graders find the missing addends. Students complete 32 problems filling in the missing digit for each.
Curated OER
Missing Addend With Sums of Ten
In this addition worksheet, students find the missing addends which add up to ten. Students complete 32 problems filling in the missing digit for each.
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.