Curated OER
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...
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Understanding number to 100
Students research equivalent representations of numbers using the base 10 system. In this Base 10 lesson, students examine place value, representations of numbers, and multiples of one, ten, and one-hundred.
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Vertical Three-Digit Place Value Addition #2
In this three-digit place value addition worksheet, students solve a total of 40 problems, adding hundreds, tens and ones and writing the value of the added numbers.
Curated OER
Vertical Three-Digit Place Value Addition #3
In this three-digit place value addition worksheet, students solve a total of 40 problems, adding hundreds, tens and ones and writing the value of the added numbers.
Curated OER
Place Value to 10,000
In this ten thousands place worksheet, students review the table that shows the diameters of the largest moons in the solar system and the planet it orbits. Students use the table to help them understand numbers with a place value of...
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Place Value: A Place for Apples
Second graders explore number values by completing math worksheets. For this place value lesson, 2nd graders identify the use of decimals in numbers and read a book about math called Apple Pigs. Students create number charts based on the...
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Addition, Double Digits (Carrying)
In this math worksheet, students add two double digit numbers. Carrying (or regrouping) from the ones to the tens column is required on 9 problems. Ten problems have answers greater than one hundred.
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Everyday Mathematics: Coins
In this counting coins worksheet, students receive help from an adult to find the total value for the pictured coins. The objective is to enhance students' counting money skills and skip counting skills.
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Regrouping Ten Ones for One Ten
Students explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.
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Mental Math Strategies
In this mental math worksheet, students study the detailed instructions and examples for adding or subtracting numbers using "breaking apart" or compensation. Students solve 17 mental math problems.
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Counting Around the Thousands
In this counting tens and hundreds learning exercise, students practice reading the numbers on 4 number lines out loud for mastery of how to count in tens and hundreds.
Alabama Learning Exchange
Partying with Two/Three Digit Whole Numbers
Learners practice problem-solving with this addition activity. They plan a party for their class and another class by determining how many cupcakes are needed. Students draw a picture of how they determined the number of cupcakes.
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Multiplication Tables: 9's Tricks
Who knew two hands could solve so many problems? Kids learn the 9's times tables trick with their fingers, then work through a series of 9's related math problems intended on building strong number sense and pattern recognition. Great...
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The Part-adder 1
Second graders investigate the addition of whole numbers. They mentally perform calculations involving addition and subtraction. They make sensible estimates and check the reasonableness of answers.
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Study Buddies- Estimating Products
In this math worksheet, students work with a partner to practice estimating products using rounding. They discuss the process of rounding and whether multiplying the rounded numbers is easier or more difficult than multiplying the...
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Subtracting From a Multiple of 10
In this subtraction activity, 2nd graders are instructed how to subtract two digit numbers from multiples of 10 by counting on. There are two pages with 10 problems on each page.
Curated OER
Homophones Activities 1-5
In this language arts activity, students discover that homophones are words that sound alike. Students complete 5 activities with homophones: matching words to pictures, completing sentences, explaining differences between words and...
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Add Groups of Ten
In this addition worksheet, learners 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.
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Math Treasure Hunt
In this math treasure hunt worksheet, students complete problems that relate to the answer from the problem before until they reach the last problem. Students complete 6 problems.
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Counting by 10s, 5s, and 1s
Students practice counting by 10s, 5s, and 1s in order to prepare for counting and adding the values of coins.
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Investigation - Who is Right?
Third graders explore mathematics by solving problems in groups. In this math functions activity, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of...
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Place Value
Second graders use physical models to represent and demonstrate place value concepts by using base-ten blocks and hundreds charts. They compare numbers to see which number is smaller or larger and put numbers in order from smallest to...
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Multiplying in Columns, Standard Way
In this multiplying worksheet, students multiply two digit numbers. Explanations and examples are provided prior to the exercise. This two-page worksheet contains 20 problems.
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Places, Places, Everyone
First graders play the game Show Me and use math software to practice place value.