Worksheet
Curated OER

Subtraction and Unknown Addends

For Students 1st - 3rd
The missing addend strategy is helpful to young mathematicians approaching subtraction. This worksheet walks learners through the required steps, solving the problems with them. They examine situations with...
Interactive
Curated OER

Grade 3-Math Patterns

For Students 3rd
For this grade 3 patterns worksheet, 3rd graders answer a set of 13 multiple choice questions, finding missing numbers in and completing patterns. Answers may be submitted and checked on-line.
Worksheet
Curated OER

Metric Units of Mass: Practice

For Students 3rd - 6th
In this metric unit worksheet, students compare metric units, finding missing numbers, then choose the best unit for measuring given items. Students then estimate. Houghton Mifflin text is referenced.
Worksheet
T. Smith Publishing

Number Sense worksheet A - Find the Missing Numbers

For Students K - 1st Standards
Ten rows of the numbers 1-10 are printed on each of the half-page worksheets. In each row, one of the numbers is replaced by a box in which pupils print the absent numeral. This is a handy tool for assessing your classes' grasp on the...
Lesson Plan
EngageNY

Solving Percent Problems II

For Teachers 6th Standards
Fill in the blanks to find the best discount! Groups complete a table of amounts and percents associated with sale items. Classmates then find the original cost, sale cost, discount amount, paid percent, or the discount percent...
Activity
Beauty and Joy of Computing

Algorithms

For Teachers 9th - 12th
Introduces the class to the idea of searching a list by building a script. Learners modify a guessing game script that will find a number in a list. 
Assessment
1
1
Balanced Assessment

Sales Tax Table

For Students 9th - 12th Standards
Sales tax rates vary; do the math to find the right rate! Pupils use before tax amounts and after tax amounts to determine the tax rate. Rounding makes the task challenging.
Worksheet
Curated OER

Tens and Ones

For Students K - 2nd
Learners view three problems involving adding or subtracting with ones and tens. Each problem is followed by an explanation and an answer as to how the problem should be done. Note: This resource contains incorrect grammar and could be...
Lesson Plan
Curated OER

Patterns Everywhere!

For Teachers 4th - 5th
Learners recognize and demonstrate the patterning of numbers and objects in our environment. They create a pattern using geometric shapes and find a missing number in a sequence.
Worksheet
Curated OER

Complete Number Sentences

For Students 2nd - 3rd
In this number sentences worksheet, students find the 14 missing numbers in 14 number sentences. Students write their answers in the boxes provided.
Worksheet
Curated OER

Skip Counting: Homework

For Students 3rd - 4th
In this skip counting worksheet, learners use the hundreds chart to help them count by 5's and color the numbers red that fit that pattern. Students then follow the pattern for the final set of problems and write in the missing numbers...
Interactive
Curated OER

Subtraction

For Students 1st - 2nd
In this subtraction worksheet, students use the number line to help them find the missing numbers that complete the double digit subtraction problems. Students solve 23 problems.
Worksheet
Curated OER

Complete Number Sentences

For Students 2nd - 3rd
In this number sentences worksheet, students fill in missing numbers to make sums correct. A website reference for additional activities is given.
Worksheet
Curated OER

Completing Number Sentences

For Students 2nd - 3rd
In this number sentences learning exercise, students fill in missing numbers to make given sums correct. An answer key is included; a website reference for additional activities is given.
Worksheet
Curated OER

Number Line

For Students 1st - 2nd
In this basic mathematics learning exercise, students fill in the missing numbers on each of the number lines shown. They add or subtract to find the missing numbers for each line.
Worksheet
Curated OER

Equivalent Fractions (D)

For Students 4th - 5th
In this recognizing equal fractions learning exercise, students provide the missing numbers in the numerators or denominators to complete the equivalent fractions. Students solve 24 problems.
Lesson Plan
Curated OER

Concept: Square Root

For Teachers 7th - 10th
In this square root worksheet, learners solve problems with exponents. They find the square root of given numbers. Students ill in missing numbers on a radical clock face. This eleven-page worksheet contains notes, detailed instructions...
Worksheet
Curated OER

Count in Steps of 1

For Students 2nd - 3rd
In this counting in steps of 1 worksheet, students figure out the missing numbers in 7rows of numbers. Students check each row for accuracy of their answers.
Worksheet
Curated OER

What's the Pattern?

For Students 3rd
In this pattern worksheet, 3rd graders find the missing number to complete each of the six patterns. The missing numbers are provided and students determine which pattern they belong in.
Lesson Plan
Curated OER

Finding Total Given Part and Percentage

For Teachers 7th - 8th
Students observe models of fractional parts. After writing the definitions of percent, part and whole, students use the calculators and computers to solve problems. Individually, they complete assigned problems where the convert the...
Worksheet
Math Salamanders Ltd.

Subtracting Two Digit Numbers Sheet 3

For Students 3rd - 4th Standards
For this subtraction with two-digit numbers learning exercise, students use the subtraction facts to find the missing numbers for 40 problems with regrouping.
Worksheet
Math Salamanders Ltd.

Addition - Up to 12 Sheet 7

For Students 2nd - 3rd Standards
In this worksheet, learners practice their addition facts by filling in the missing numbers in each box.
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 2nd
Find the missing digits in these number sequences. Each of the ten has one missing number and scholars must figure out what it is. Here's the pattern: all of these sequences involve counting by 10s. Learners add or subtract 10 to...
Lesson Plan
Virginia Department of Education

A Mystery to Solve

For Teachers 8th - 10th Standards
Investigate field properties of real numbers. Scholars use a table for a given operation to determine the identity element. They use the same table to find a missing value in an equation.