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Lesson Plan
Illustrative Mathematics

$20 Dot Map

For Teachers K - 2nd Standards
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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Worksheet
K-5 Math Teaching Resources

Adding Mixed Numbers (Unlike Denominators)

For Students 3rd - 6th Standards
Mix things things up in your elementary math class with a series of problem-solving exercises. Presented with a series of mixed number word problems, young mathematicians are asked to solve them by using either visual fraction models or...
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Worksheet
Curated OER

What's a Vampire's Favorite Sport - Addition

For Students K - 2nd
In this addition instructional activity, students will solve 41 addition problems with sums less than ten. Students will then match a letter associated with each number and use this to make a word and solve riddles with a Halloween theme.
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App
Key Stage Fun

Squeebles Addition & Subtraction

For Students K - 3rd Standards
The math monster is at it again, this time stealing all the cars and drivers that were to take part in the cart race. If their addition and subtraction facts are up to the challenge, young mathematicians can win the drivers' freedom and...
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Activity
Collaborative Learning Project

Four in a Row Addition and Subtraction

For Teachers 1st - 3rd Standards
Scroll down to find four fun addition and subtraction partner game boards, complete with endless opportunities for practice with numbers 0-38. Kids choose numbers from a number box and, depending on the game, either find the sum or the...
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Worksheet
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Curated OER

Valentine's Day Chocolates Mystery- Sums to 198 (D)

For Students 2nd - 3rd
You can find love anywhere, even in a math worksheet! Second graders solve 27 problems in which they add 2 digit numbers to 2 digit numbers with and without carrying. When they are finished, they use their answers to solve a riddle.
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Lesson Plan
Curated OER

Beginning Addition

For Teachers K
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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Worksheet
Curated OER

Add Decimal Ten Thousandths (F)

For Students 5th
In this decimal addition learning exercise, 5th graders add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add Decimal Ten Thousandths (E)

For Students 5th - 6th
In this decimal addition worksheet, students add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add Decimal Ten Thousandths (D)

For Students 5th - 6th
In this decimal addition worksheet, students add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add Decimal Ten Thousandths (C)

For Students 5th - 6th
In this decimal addition worksheet, students add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add Decimal Ten Thousandths (B)

For Students 5th - 6th
In this decimal addition activity, students add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add Decimal Ten Thousandths (G)

For Students 5th - 6th
In this decimal addition instructional activity, students add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add Decimal Ten Thousandths (J)

For Students 5th - 6th
In this decimal addition worksheet, students add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add Decimal Ten Thousandths (H)

For Students 1st - 6th
For this decimal addition worksheet, students add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add Decimal Ten Thousandths (I)

For Students 5th - 6th
In this decimal addition worksheet, learners add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
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Worksheet
Curated OER

Add and Subtract Decimal Ten Thousandths (A)

For Students 3rd - 4th
In this mathematics activity, 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.
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Worksheet
Curated OER

Butterflies and Addition Sentences Worksheet

For Students K - 2nd
These butterflies need some color! Learners solve each of the nine single-digit addition problems to discover what color each butterfly will be according to the color key. The sums are between 1 and 10, and not all numbers will be used....
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Worksheet
Curated OER

Magic Math Morning Work

For Students 1st - 2nd
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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Worksheet
Curated OER

Find the Sums (Under 100)

For Students 1st - 2nd
All of these sums are under 100: learners practice with three types of addition problems, each with two equations. First, they add a double-digit and single-digit number. Then, scholars add two double-digit numbers, one being a multiple...
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Lesson Plan
Curated OER

Two-Digit Addition at the Zoo

For Teachers 2nd
Your second graders explore two digit addition with regrouping. They will investigate problem solving strategies within the context of a trip to the zoo. Multiple resources and assessments are provided.
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Worksheet
Curated OER

Estimating Sums and Differences

For Students 4th - 6th Standards
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...
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Worksheet
Curated OER

Number Wall

For Students 2nd - 3rd Standards
Use the number wall to practice addition, evens and odds, missing addends, and doubling. Learners answer various questions based on six numbers, filling in squares with digits. They list the odd numbers and total them, then list the even...
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Activity
Houston Area Calculus Teachers

Collecting Driving Data

For Students 11th - Higher Ed
Give AP Calculus classes the opportunity to check the accuracy of their calculations! A calculus activity involves the collection of data, the application of mathematics, and the analysis of the accuracy of results. Young mathematicians...