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Equations
In this finding the missing number activity, students use the total number plus one addend to find the number that is missing. Students solve 10 problems.
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Equations 2
In this finding the missing number activity, students use the total number and one addend to find the missing number. Students solve 10 problems.
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Missing Items
In this math instructional activity, 1st graders solve the problems that use addition and the pictures of dice to figure out the missing addend to complete the number sentence.
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Addition: Missing Sums and Addends
In this addition learning exercise, students fill in missing sums and addends in a set of 20 problems. Some problems involve regrouping, answers are included on page 2.
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Find Missing Sums and Addends-No Regrouping
In this addition activity, students find missing sums and addends in a set of 20 problems without regrouping. Answers are included on page 2.
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Addition: Missing Numbers with 3 Addends
In this 3 addend addition practice worksheet, students use their problem solving skills to solve 20 problems that require them to fill in the missing numbers in the problems.
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Missing Numbers in Two Digit Addition Worksheet #9
In this addition worksheet, students solve 20 problems in which missing numbers in two digit addition problems are filled in. There is no regrouping on the page.
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Make Ten With Three Numbers
In this addition to 10 instructional activity, students will solve seven addition problems with three missing addends. The goal is to find at least seven ways to make ten with three addends and to look for a pattern.
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The Missing Monkey Mystery
Second graders explore number values by completing number sentences. In this math functions lesson, 2nd graders identify whole numbers by using a visual aide and practice filling in the blank in number sentences. Students utilize their...
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Adding it Up!
These socks and towels each have three addends and are missing a sum; can your scholars figure it out? All addends are single-digit, however not all sums are. There are two examples done here, and once scholars have finished eight...
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...
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Basic Addition Practice: Missing Items
For this addition worksheet, students complete "picture" math sentences, then complete the number problem. Students view a card with a number of dots on it and a problem with a missing addend. Students draw the number of dots necessary...
Math Worksheets Land
Unknown Numbers in Sums and Differences
You've hit the word problem jackpot with this set of 10 addition and subtraction scenarios! For each, learners have to find a missing number. Sometimes it is the sum or difference, and for others, an addend or minuend. For each, there is...
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Addition: Number Bonds to Fifty
For this identifying numbers that total fifty worksheet, students use an addend and the sum fifty to write the missing number. Students solve 41 problems.
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Addition Practice- Fill In the Missing Number- Three Digit Addition
For 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.
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Addition - Up to 12
In this addition activity, students solve the horizontal addition problems. Students count on from the addend given to get the find the missing addend.
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Place Value - tenths sheet 5
In this place value worksheet, students add whole numbers to numbers that have decimals to the tenths place. Students complete 40 problems. Half of these problems they fill in missing addends.
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Addition: Equation to 10
In this addition skills worksheet, students use their problems solving skills to fill in the missing addends in 32 problems.
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Multiplication - 2 times table sheet 1
In this multiplication learning exercise, students multiply the number 2 by the numbers 0 through 10, and fill in missing addend multiplication problems by 2 as well. Students complete 30 problems.
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Sums of 10
In this addition activity, students supply the missing addends necessary to arrive at the sum of 10. A website reference for additional resources is given.
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Adding with Different Numbers of Digits
Expand addition concepts by challenging your pupils with these multi-digit addends. They add up numbers with up to seven digits, regrouping where needed. The first six are written vertically and the next two are horizontal. Make...
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Add and Subtract within 1000
Solve these true equations; scholars examine three-digit addends, subtrahends, and minuends in these equations that are each missing one number. There is a list of possible answers to choose from, so decide whether or not you want to...
Curated OER
Mixed Review
In this math worksheet, students solve the problems using the operation of addition to fill in the missing addends. They also apply some basic knowledge of geometry to solve the second set of questions.
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It All Adds Up- Puzzle #28
In this addition puzzle worksheet, students solve a 12 space addition square in which rows and columns add up to equal the numbers given. Students supply the missing addends.