Curated OER
Magic Math Morning Work
In this fact families worksheet, students solve 10 problems in which single digits are added with sums to ten. Students then check each problem using subtraction.
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Adding Decimals
Show scholars the practical uses of adding numbers with decimals as they add measurements and amounts of money. The first 12 equations are written vertically with half the sums requiring a dollar sign and half a unit of measurement. The...
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Adding Decimals
Adding decimals can be simple; show scholars the practical uses of adding numbers with decimals as they add measurements and amounts of money. The first eight equations are written vertically with some sums requiring a dollar sign, some...
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Estimating Sums and Differences
Work on rounding, estimating, adding, and subtracting with a helpful math instructional activity! Fifth graders study different sets of addition and subtraction problems, and after rounding each number to the leading digit, they estimate...
EngageNY
Adding and Subtracting Polynomials
Need a unique approach to adding and subtracting polynomials? A helpful math lesson approaches the concept by relating polynomials to base 10. It encourages pupils to see each term as having a specific value, and therefore, they should...
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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...
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Estimating Sums of Money
By rounding, scholars find that adding money amounts becomes a breeze! They round two and three-digit numbers (with decimals) in these addition problems to get approximate sums. For each, mathematicians write the new addition equation...
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Adding Animals
Writing equations from images helps young mathematicians grasp addition, especially when they get to look at cute animals as they do it. There are six number sentences here, each illustrated with a set of animals corresponding to...
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Adding Dice
Roll the dice! These addition number sentences are for beginning mathematicians, and each addend is displayed on a die. Learners add up two or three single-digit addends to find eight sums in the first half of this activity. Next, they...
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Odd Or Even Sums
Build strong number sense through pattern recognition. Learners investigate whether the sum of each problem will be odd or even if they add certain combinations of numbers together. They complete 12 problems, adding odd+odd, odd+even, or...
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Adding On Number Line
In this adding on a number line instructional activity, students use zero to ten number lines and two colored pencils for drawing jumps illustrating the addition process and solving the problem. Students find six sums.
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Today's Number
Using the number of days they have been in school, learners practice fining sums by adding ten, subtracting ten, and determining even and odd numbers. They write equations and build numbers with the fewest number of base ten blocks.
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Add and Subtract Decimal Ten Thousandths (A)
In this mathematics worksheet, students solve a number of problems by adding and subtracting decimals to the ten thousandths place. There are 32 problems to solve on the sheet.
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...
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Add and Subtract Decimal Ten Thousandths (J)
For this addition and subtraction worksheet, students find the sums of whole numbers with decimals in the ten thousandths place value. Students solve 32 problems.
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Add Three Single Digits
The focus of this lesson is practice. Included are 14 worksheets each containing 10 simple single digit problems, where 3 digits are added together to find a sum. Problems are presented in both horizontal and vertical fashion. Note: This...
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Beginning Addition
Students examine the concept of addition by adding two one-digit numbers whose sum is less than ten. They count and add goldfish crackers together, chorally repeating each problem.
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Subtraction Word Problems #1
Practice subtraction skills and word problem strategies with your second graders. After reviewing the example at the top of the page, learners solve 14 word problems involving subtraction. A great way to practice mental math!
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10 More or 10 Less
Practice adding and subtracting 10 with this outer space worksheet. On the top, scholars match digits floating in stars with sums inside a spaceship. Next, they do the same with subtracting 10, connecting numbers to differences. These...
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.
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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.
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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.
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Adding Tens
In this adding tens worksheet, 2nd graders find the sums to three addition math problems by adding tens together. Students study the example given.
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Making 10
In this making ten instructional activity, learners add to ten by using two number cards. Students think of as many ways possible to use 2 cards (from 1 to 9) to make a sum of ten.