Curated OER
Addition Squares
In this addition instructional 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.
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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.
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Addition and Subtraction: Missing Numbers
In this addition and subtraction practice worksheet, students solve 25 problems that require them to fill in the missing numbers in the problems.
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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...
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Addition Facts: Cubes
In this addition facts worksheet, students fill in the missing numbers to the number sentences that are represented by cubes and solve the problem. Students solve 6 problems.
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Nutty Numbers
In this fact families worksheet, 1st graders solve 6 problems in which the missing numbers in addition and subtraction fact families are written in the nut shapes.
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Independent Practice 1: Addition Number Grid
For this addition worksheet, students fill in the missing numbers in eight addition number grids. Students check that each row adds up together to match the total at the right and at the bottom of each grid.
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Missing Addends: equal equations
In this missing addends worksheet, learners complete the missing addends in the addition problems to make each equation equal on each side of the equals sign. Students complete 10 problems.
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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.
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Number Lines and Whole Numbers
Number lines are a great way to help scholars grasp basic addition when it's still a new concept. This worksheet offers them 10 chances to practice this association. The first five have an addition equation and a number line; learners...
K20 LEARN
Building Numbers: Addition And Subtraction Up To 10
Animals on Board! Stuart J. Murphy introduces scholars to composed numbers in preparation for writing and drawing true or false number sentences. A game of Bear in the Cave challenges pupils to locate a missing addend. Sorting number...
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...
Curated OER
What's Missing? Partner Number Patterns
In this addition worksheet, students look for missing numbers in addition patterns of 6, 7, and 10. Patterns are set up in addition problem form.
![Missing Numbers Addition [B] Worksheet](http://content.lessonplanet.com/resources/thumbnails/216849/large/cgrmlwnvbnzlcnqymdezmdmzms0ymjyync1naw4yd3cuanbn.jpg?1414306930 "Missing Numbers Addition [B] Worksheet")
Curated OER
Missing Numbers Addition [B]
In this addition activity, students write the missing addend in a box, 24 simple addition problems total. Answers are included on page 2.
![Missing Numbers Addition [C] Worksheet](http://content.lessonplanet.com/resources/thumbnails/216855/large/cgrmlwnvbnzlcnqymdezmdmzms0ymjcxmy0yagnibmiuanbn.jpg?1414307208 "Missing Numbers Addition [C] Worksheet")
Curated OER
Missing Numbers Addition [C]
In this addition learning exercise, students fill in the missing addend in 24 simple addition problems, answers are included on page 2.
Key Stage Fun
Squeebles Addition & Subtraction
The math monster is at it again, this time stealing all the cars and drivers that were to take part in the cart race. If their addition and subtraction facts are up to the challenge, young mathematicians can win the drivers' freedom and...
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It All Adds Up---Puzzle #6
In this addition crossword puzzle learning exercise, students fill in eight missing numbers so every column and row add up to the number at the end of each column and row.
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Number Patterns and Sequences
In this finding the missing numbers in patterns and sequences learning exercise, upper graders read a series of one-digit, two-digit, and three-digit numbers to solve the problems. They solve 10 problems.
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St. Patrick's Day Missing Digits (G)
In this St. Patrick's Day missing digits activity, students figure out the missing digits in twenty-two addition, subtraction and multiplication equations.
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Missing Addend - sums with 6 and 7
In this missing addend activity, 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.
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Adding 4 Numbers
In this addition learning exercise, 2nd graders find the missing number in 11 addition problems involving adding 4 single digit numbers together to get a specific sum.
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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...
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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...
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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...