Curated OER
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...
Curated OER
Subtraction and Unknown Addends (to 20) - Matching Worksheet
Piggies, puppies, dragons and other fantastical illustrations enable first graders to find the missing addends in a series of subtraction problems. After determining the unknown addend, pupils match the equations to the appropriate...
Curated OER
One and Tens Place Value
Counting is much easier when the objects are arranged in groups of 10! This place-value practice sheet helps young mathematicians grasp ones and tens place value through three exercises. First, they complete three missing addend...
Curated OER
Make Ten Guided Lesson
Use these missing-addend problems to help your beginning mathematicians practice addition facts. They read sentences and solve, making 10 from different single-digit numbers. Each of these four problems is formatted differently, so the...
Curated OER
Add and Subtract within 20
Here is a more interesting way to practice addition and subtraction number sentences. Learners complete two sum boxes, adding across and down then totaling for a final sum. They do the same with subtraction in two more boxes. Finally,...
Curated OER
Missing Hundred Square
Kids are presented with the problem of finding the missing numbers to each of nine 100s squares. They'll need to subtract and add to make each puzzle equal 100. Great challenge or daily warm-up activity.
Curated OER
Missing Tens
Foster mental math skills with this activity; combine with 10-rods to modify. Twenty problems provide plenty of practice to master subracting by tens. Missing addends promote algebraic thinking.
Curated OER
What's Missing?
Add a challenge for your young mathematicians' adventures in double-digit addition. Instead of simply computing sums in the 9 problems, they work backwards to fill in blanks among the addends. Resource makes a terrific extension or...
Curated OER
Adding Up
Make addition visual in order to help beginners understand the concept. They add up beads on a string, examining an example before trying it on their own. Learners fill in addends and sums for these, and sometimes both. Although...
Curated OER
Finding 10s
For beginners to addition, sets of objects are the ideal way to make this concept understandable. For each of these sets they ring 10 and count the remaining. Then, scholars fill in the addends as 10 and the remaining number. The sums...
Curated OER
Missing Addend Addition Using Math Counters
In this missing addend addition worksheet, students fill in the missing addend in 6 problems. Math counting blocks are provided to solve the 1-digit problems.
Curated OER
Missing Addends-2 Through 10
For this missing addend worksheet, students fill in the missing addend needed to arrive at a given sum, using numbers 2 through 10.
Curated OER
Addition: Missing Addends
In this addition practice learning exercise, students solve 32 problems that require them to identify the missing addends in the addition trees.
Curated OER
Subtraction and Unknown Addends
A brief addition word problem has learners searching for the missing addend. They read about Mr. George, who already has five gallons of fuel in his car. Knowing the car can hold eleven gallons, they compute how many gallons he needs....
Curated OER
Subtraction and Unknown Addends
Using images helps budding mathematicians grasp difficult subtraction concepts. For this set of three word problems, they examine sets of objects which are reflected in each scenario. To approach subtraction in a more accessible way, the...
Curated OER
Subtraction and Unknown Addends
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 one addend and a sum provided,...
Curated OER
Missing Number
First graders examine how to use a symbol and shape variable to represent a missing value in a mathematical equation. They listen to the book "Fish Eyes" and "One Less Fish," and observe the teacher write an equation represented for each...
Curated OER
Missing Sums and Addends
In this missing addends worksheet, students fill in the missing sums and addends for the addition questions. Students solve 20 problems.
Curated OER
Missing Sums and Addends
In this missing addends worksheet, learners fill in the missing sums and addends for the addition questions. Students solve 20 problems.
Curated OER
Missing Sums and Addends
In this missing addends worksheet, students fill in the missing sums and addends in the addition questions. Students solve 20 problems.
Curated OER
Math Lesson Study Plan
Second graders find missing addends by solving math word problems. In this missing addend instructional activity, 2nd graders work in a whole group setting to find the missing addends in word problems before using the strategies to work...
Curated OER
Missing Addend (2 through 5)
In this addition worksheet, students find the missing addend in each problem. Students have thirty-two problems where they are to find the missing number that correctly completes the addition problem.
Curated OER
Missing Addend (10-18)
For this addition worksheet, learners practice their addition skills. Students complete the worksheet by finding the missing addend.
Curated OER
Math Review Questions
In this problem solving worksheet, middle schoolers calculate and solve 52 questions or equations having to do with a variety of math concepts and strategies.