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Worksheet
Curated OER

Fill in the Fact Families

For Students 2nd
For this fact families and patterns worksheet, 2nd graders fill in the missing numbers in four houses and then write the fact family for each group of numbers.
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Worksheet
Curated OER

Magic Number Puzzles

For Students 4th - 6th
In this numbers activity, students study and analyze 10 magic number puzzles. Students fill in the missing 6 numbers in each puzzle. Students determine which numbers go where by making sure that all the numbers going across and down...
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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

At The Edge of Whole Thousands

For Students 2nd - 3rd
In this whole thousands worksheet, students determine how much is missing from a "thousand block" and write an addition sentence, then complete addition sentences by filling in missing numbers.
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Worksheet
Curated OER

Christmas Missing Digits "F"

For Students 2nd - 3rd
In this Christmas missing digits worksheet, learners fill in missing numbers in 22 problems including addition, subtraction and multiplication. Answers are included.
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Worksheet
Curated OER

Number Chart: Missing Numbers #2

For Students 1st - 2nd
In this missing number worksheet, students fill in missing numbers in a sequence, 50 numbers total are missing. Worksheet includes link to additional worksheets.
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Worksheet
Curated OER

Number Chart #3-Missing Numbers

For Students 1st - 2nd
In this missing number worksheet, students fill in missing numbers in a 100's chart, 51 numbers total are missing. Worksheet includes link to additional worksheets.
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Worksheet
Curated OER

Hundreds Chart: Missing Numbers

For Students 1st - 2nd
In this hundreds chart worksheet, students fill in missing numbers to complete the chart. A web site reference for additional activities is given.
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Worksheet
Curated OER

Unknown Addends (to 20): Count the Blank Boxes

For Students K - 1st
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...
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Lesson Plan
Curated OER

Power Up! Addition

For Teachers 2nd
In 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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Worksheet
Curated OER

Adding and Subtracting Whole Hundreds

For Students 2nd - 3rd
Kids count by 100 to determine a number in the thousands. They fill in the missing number by counting on  100 starting at the number 5000. They then add 100 to numbers like 2800 and 2600. There are 12 problems to solve.
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Interactive
Curated OER

The Giving Tree

For Students 2nd - 4th
In this The Giving Tree worksheet, students read the story The Giving Tree and identify words with pictures, fill in missing words, write correct numbers, and answer short answer questions. Students complete 4 activities.
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Worksheet
Curated OER

Missing Addends: equal equations

For Students 3rd - 4th
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.
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Worksheet
Curated OER

Add and Subtract Two-Digit Numbers

For Students 2nd
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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Worksheet
Curated OER

Addition: Missing Numbers 2

For Students Pre-K - 1st
In this addition practice worksheet, students use the counting blocks to help them solve 12 math problems. It requires that they find the missing number to complete each of the addition sentences.
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Worksheet
Curated OER

Metric Units of Length - Homework 12.7

For Students 4th - 5th
In this metric worksheet, students fill in missing numbers in units of length comparisons, complete tables and write their rules, and solve 1 word problem. Houghton Mifflin text is referenced.
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Lesson Plan
Curated OER

The Missing Monkey Mystery

For Teachers 2nd
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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Worksheet
Curated OER

Number sequence - alien footprints

For Students 1st - 2nd
In this number sequence worksheet, students fill in the missing numbers for the blanks in numbers 1 through 15. Students fill in 7 numbers.
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Worksheet
Curated OER

Missing Addend Worksheet in Column Form

For Students 3rd - 4th
In this math worksheet, students solve 24 problems in which there is a missing addend. Students fill in the blank. The problems are 3 digit addition with carrying.
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Worksheet
Curated OER

Math Worksheet: Subtraction With Missing Numbers

For Students 2nd - 4th
In this math subtraction worksheet, students solve 80 problems with double digit subtraction. There are blanks in each problem for filling in the missing numbers. Some regrouping is included.
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Lesson Plan
Curated OER

Missing Sums and Addends

For Teachers 2nd - 3rd
For this missing addends worksheet, young scholars fill in the missing sums and addends in the addition questions. Students solve 20 problems.
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Worksheet
Curated OER

Missing Numbers in Two Digit Addition Worksheet #9

For Students 1st - 3rd
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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Worksheet
Curated OER

Number sequence - stand in line

For Students K - 2nd
In this number line worksheet, learners fill in the missing numbers to the number line through pictures of children with numbers on their shirts. Students fill in 2 missing numbers and then cut out the kids and put them in order.
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Worksheet
Curated OER

Missing Sums and Addends

For Students 2nd - 3rd
For this missing addends worksheet, learners fill in the missing sums and addends for the addition questions. Students solve 20 problems.