+
Worksheet
Curated OER

Complete Number Sentences

For Students 3rd - 4th
In this addition worksheet, students solve 14 problems in which the missing addend in an addition problem is filled in. All problems will have a sum of 100.
+
Worksheet
Curated OER

Complete the Number Sentences

For Students 3rd - 4th
For this addition worksheet, students use three digit addition and solve for missing addends. Students master 15 problems filling in the missing numerals for each.
+
Worksheet
Curated OER

Riddle Time

For Students 2nd - 3rd
In this missing addends worksheet, students find the missing addends to math problems that are represented by letters. Students complete 10 problems and then use the letters to solve a riddle.
+
Worksheet
Curated OER

Missing Number Addition

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

Missing Numbers Addition (A)

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

Word Problems and Patterns 4

For Teachers 3rd
In this mathematics instructional activity, 3rd graders solve the problems and write a missing addend sentence for each as needed. Then they subtract mentally and figure out the patterns for each and continue them on.
+
Worksheet
Curated OER

Same and Different

For Students 1st - 2nd
For this mathematics worksheet, students 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 writing a...
+
Worksheet
Fuel the Brain

Missing Addend

For Students 2nd - 4th
Do your little learners know how to find the missing addend in a math problem? See what their knowledge is with this fun and simple skills practice!
+
Worksheet
Math Worksheets Land

Unknown Numbers in Sums and Differences

For Students 1st - 3rd Standards
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...
+
Worksheet
Curated OER

Make Ten With Three Numbers

For Students 2nd - 4th
In this addition to 10 learning exercise, 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.
+
Worksheet
Curated OER

Complete the Number Sentences

For Students 3rd - 4th
In this addition worksheet, students use three digit addition and solve for missing addends. Students master 15 problems filling in the missing numerals for each.
+
Worksheet
Curated OER

Commutative Property of Addition

For Students 1st - 3rd
Here are 10 simple addition problems intended to provide practice for those learning the commutative property of addition. Each question asks learners to fill in the missing addend that makes each equation true. An answer key is provided.
+
Lesson Plan
Curated OER

Reader's Rabbit Math

For Teachers K - 3rd
Students are able to use the Fishing for Numbers game in Reader Rabbit's Math. They are able to select two addends that sum to the given number between 1 and 12. Students work in pairs and go to the computer stations and complete at...
+
Lesson Plan
Curated OER

All A-buzz About Math

For Teachers 2nd
Second graders participate in Math-Eze activities to comprehend word problems. In this word problem lesson, 2nd graders recognize why a hexagon is the best shape for a beehive. Students calculate how far bees must travel to find 2 lbs....
+
Worksheet
Curated OER

Addition: How Many Ways?

For Students 2nd
In this addition worksheet, 2nd graders study the various ways to add with different addends. Students are provided with 4 digits in which to write as many possible addition problems as can be made.
+
Worksheet
Curated OER

Mixed Review

For Students 1st - 2nd
For 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.
+
Worksheet
Curated OER

Math Review Questions

For Students 6th - 8th
In this problem solving worksheet, students calculate and solve 52 questions or equations having to do with a variety of math concepts and strategies.
+
Worksheet
Curated OER

Adding Three Small Numbers

For Students 2nd
In this number sentence activity, 2nd graders complete 5 problems where they fill in the missing 3rd addend after being given 2 addends and a sum. 
+
Worksheet
Curated OER

Addition Terminology and Practice

For Students 2nd - 3rd
In this addition worksheet, students review the terminology and definitions for the words addends and sum. Kids then write the given numbers as sums in as many different ways as they can. Students also write addition sentences for the...
+
Worksheet
Curated OER

Add Decimals Mentally (2)

For Students 4th - 6th
In this decimal addition learning exercise, students solve 5 problems that require them to use mental math to add decimals. Students also solve 5 problems that require them to fill in the blanks with missing decimal addends.
+
Lesson Plan
Curated OER

Understanding 10: Backwards and Forwards

For Teachers Pre-K - 2nd
Help your young mathematicians completely master 10 by practicing one-to-one correspondence, number recognition, and recording numbers displayed. They make 10 with groups of two-different colored cubes and color in 10-frames to show how...
+
Lesson Plan
Curated OER

Visual and Number Patterns

For Teachers 4th
Fourth graders develop strategies for identifying geometric and number patterns. In this mathematical patterns lesson, 4th graders use pattern blocks to make repeating patterns with numbers and shapes. Students then explore number...
+
Lesson Plan
Curated OER

Study Buddies: Averages

For Teachers 2nd - 3rd
In this math worksheet, students will work with a coach to find the average of three bowling scores. Students will follow a step-by-step process and notes are provided for the coach.
+
Lesson Plan
Curated OER

Sums With 9

For Teachers 1st
In this sums with nine worksheet, 1st graders calculate the sums of nine in ten sets of red dots, calculate the answers to twenty five addition equations.