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Worksheet
Curated OER

Missing Number Sum Activity

For Students 1st - 3rd
In this missing number worksheet, students fill in missing addends to reach the sum of 19, 8 problems total, then answer additional related questions.
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Worksheet
Curated OER

Missing Addends

For Students 1st - 2nd
In this missing addends worksheet, students fill in one missing addend in a problem to arrive at the sum of 20, 5 problems total. An answer key is included.
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Worksheet
Curated OER

Addition: Equation to 10 (Missing Addend)

For Students K - 1st
In this addition skills worksheet, students fill in the missing addends in 16 problems. Math counting blocks are provided in each problem.
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Organizer
Curriculum Corner

Second Grade Summer Math Practice Book

For Students 1st - 3rd Standards
Stop the summer lag with a set of second grade Common Core based math practice sheets. Learners fill in hundreds charts with missing numbers up to 1,000. They practice writing numbers in standard, expanded, and word form. Children also...
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Lesson Plan
K20 LEARN

Building Numbers: Addition And Subtraction Up To 10

For Teachers 1st Standards
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...
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Lesson Plan
NTTI

Putting Together Ten

For Teachers 1st - 2nd Standards
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries to...
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Worksheet
Curated OER

Missing Addends

For Students 1st - 2nd
For this early childhood math practice worksheet, students use their problem solving skills to solve 6 story problems that require them to add.
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Worksheet
Curated OER

How Many More Do You Need

For Students 1st - 2nd
In this missing addends worksheet, students draw additional train cars to the existing picture to complete each addition sentence with a missing addend. Students also fill in the missing number.
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Interactive
Curated OER

Missing Number Addition

For Students 1st - 3rd
In this addition worksheet, students are given one addend and the answer to a total of 25 simple addition problems. Students fill in the missing addend. Worksheet is labeled as a sample from a subscription site.
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Worksheet
Curated OER

Missing Addend (2 through 5)

For Students 1st - 2nd
In this conceptual addition instructional activity, students improve their adding skills. Students write a numerical addition problem based on the picture provided. There are sixteen in all.
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Worksheet
Curated OER

Missing Number Addition

For Students 1st - 2nd
In this missing number worksheet, students fill in missing addends to complete 5 simple problems. An answer key is included on page 2.
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Worksheet
Curated OER

Missing Numbers Addition (A)

For Students 1st - 2nd
In this math learning exercise, students solve 40 math problems in which there is a missing addend. Students fill in the missing number which makes the addition sentence correct.
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Worksheet
EdHelper

Addition: Missing Numbers

For Students 1st - 3rd
For this addition worksheet, students look at pictures of blocks and their numerical values, then find the missing addend. Worksheet is labeled "sample" and is part of a subscription site with links.
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Worksheet
EdHelper

Addition: Missing Number Fill In

For Students 1st - 2nd
For this addition worksheet, students fill in a missing addend to solve 23 problems. Worksheet is part of a subscription site with links and is labeled as a sample.
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Worksheet
Curated OER

Missing Addend - 2 Through 5 (Shapes)

For Students 1st - 2nd
In this numbers activity, students count the different colored square boxes underneath each green box square involving the addition of 16 equations. Students add each pair of green boxes to total the number that they both stem from in...
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Worksheet
Curated OER

Unknown Numbers in Sums and Differences - Step-by-Step Lesson

For Students 1st
First grade mathematicians will love to monkey around with an illustrated word problem involving missing bananas. They must decide how many bananas the monkey ate by counting the remaining bananas and by counting the number Lee had and...
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Worksheet
Curated OER

Same and Different

For Students 1st - 2nd
For this mathematics learning exercise, learners first complete the tens place and then add the rest. Then they continue the patterns and compare each column. Students also fill in the missing addends and solve various word problems by...
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Worksheet
DK Publishing

Fishing for 10

For Students K - 1st Standards
Young counters will enjoy this beginning addition activity; they get to color as they go! For each set of 10 fish they color some green and leave some white. Then, they fill in the blanks to create an addition sentence with the sum of...
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Worksheet
Maths Blog

Make 20

For Students 1st - 3rd Standards
There are quite a few ways to make the number 20 through addition. Learners fill in missing addends to reach the sum of 20 then answer additional related questions. This is a good resource because it has the class both add to 20 and...
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Worksheet
Curated OER

Missing Items

For Teachers 1st
In this math worksheet, 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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Worksheet
Math Worksheets Land

Add and Subtract within 100- Guided Lesson

For Students K - 2nd Standards
Word problems are the name of the game here, and each one comes with an image to help learners visualize the math operation. Careful, though; the visual for the first scenario is confusing. The problem gives a total number of sports...
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Worksheet
Curated OER

Mystery Boxes

For Students 1st - 3rd
In this math worksheet, students solve the problems that use the operation of addition. They fill in the missing addends or sums as needed.
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Worksheet
Helping with Math

Addition: Number Bonds to 20

For Students 1st - 3rd Standards
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of  41 missing addend problems. Answers are available.
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Printables
Curriculum Corner

St. Patrick's Day Themed Math and Literacy Practice

For Students K - 1st Standards
Look no further for St. Patrick's Day-themed math and literacy practice worksheets. Math skills allow for practicing counting to 100 by 5s, 10s, and 1s, as well as 10 more or 10 less, writing numbers in word and standard form,...

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