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...
TLS Books
Halloween Math Maze: Worksheet 1
After solving the twenty-six addition problems on this ghostly instructional activity, your class must find the path to the haunted house. By following the even-numbered sums, they will find the way! Answers are provided.
Curated OER
Adding Ten
In this addition worksheet, 1st graders practice adding 10 to single digit numbers to find the sums in 14 horizontal problems. They work on a page that is decorated with a clip art bunny and duck.
Curated OER
Adding Ten
In this addition worksheet, learners practice adding 10 to single digit numbers to find the sums in 14 horizontal problems. They work on a page that is decorated with a photographs of a duck and a bird.
Curated OER
Book Title: One is a Snail, Ten is a Crab
Students read a story and write math problems. In this reading and math comprehension instructional activity, students preview and read the book "One is a Snail, Ten is a Crab". Students predict ways to get a sum of 11, write math...
Curated OER
Using 10 to Add 7, 8, and 9
In this adding worksheet, students learn to make a ten when adding the numbers 7, 8,or 9. After looking at the examples, students solve 10 problems with addition facts.
Curated OER
Thanksgiving Addition: Worksheet 10
Find the sum of the nineteen addition problems on this Thanksgiving-themed learning exercise. Your class will practice adding two 2-digit numbers with regrouping. There is also one word problem to be solved.
Curated OER
Fun Math 30
In this finding the sum worksheet, 1st graders add one-digit numbers plus numbers to ten on a page with a fun clip art next to each problem. Students solve 15 problems.
Curated OER
Fun Math 67
In this finding the sums worksheet, students add one-digit plus one-digit numbers on a page with fun clip art next to each problem. Students solve 15 problems.
Concord Consortium
Integer Solutions
Experiment with integer relationships. Young scholars consider integers that have a sum of 10. They begin with two integers, then three, four, and more. As they consider each situation, they discover patterns in the possible solutions.
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate simple sums.
Curated OER
Estimate the Sum
In this estimating worksheet, learners round numbers to the nearest ten and estimate sums in a total of 9 problems. Answers are included on page 2.
Curated OER
Estimate Sums and Differences
In this sums and differences worksheet, 6th graders solve 20 different problems that including the estimation of numbers in each one. They estimate the sum or difference found in each problem and write it in the space provided. Then,...
Curated OER
Take Away From 10
In this subtract from ten worksheet students take away single digit numbers from ten to solve 20 equations with a fill in the blank sum.
Curated OER
Filled Addition Table of Numbers Between 1 and 10
In this interactive math worksheet, students use the completed addition table of sums for numbers one through ten to enhance their basic addition skills. Students may access the correct answers and their scores by clicking submit.
Curated OER
Unknown Numbers in Sums and Differences - Step-by-Step Lesson
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...
Curated OER
Add Groups of Ten
In this addition instructional activity, students add groups of tens and their remainders to determine the missing addends in the pairs of 2-digit problems and then find the sums. Students solve nine problems.
Curated OER
Addition Facts less than 20- Addends 5 to 10
In this addition facts instructional activity, 1st graders find the sum in 20 problems in which the addends are between 5-10. They find sums which are less than 20.
Curated OER
A Total of 10
In this addition review worksheet, students practice adding numbers between 1 and 10. Students color the grids with addition sentences that have a sum of 10, 9, 8, and 7 according to the instructions.
Illustrative Mathematics
Equivalent Expressions
Here is a straight-forward problem of multiplying two binomials with a twist. It is up to algebra learners to decide how to turn this product of sums into a sum of products. However, it is not the quadratic that is the answer; it is the...
Curated OER
Dice Addition
Using the provided tracing number worksheet, a pair of kindergartners will practice their adding skills. Player A will roll two die, add the sum, and then trace the sum on the worksheet. Player B will take a turn and do the same. The...
Curated OER
Addition Practice
In this addition worksheet, students practice their adding skills. Students are given twenty addition problems with missing sums or addends where students are to find the missing numbers.
Illustrative Mathematics
$20 Dot Map
Challenge the addition skills of young learners with this open-ended math problem. The task is simple, get from start to finish by connecting a series of three numbers. The trick is that the sum of the numbers must be less than or equal...
Curated OER
Number Lines and Whole Numbers
Number lines are a great way to help scholars grasp basic addition when it's still a new concept. This worksheet offers them 10 chances to practice this association. The first five have an addition equation and a number line; learners...
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