Interactive
CK-12 Foundation

Mental Math to Divide by Whole Number Powers of Ten: Mental Math to Divide Decimal Powers of Ten

For Students 6th - 8th Standards
Boost mental-math skills with an interactive that focuses on dividing whole numbers by powers of 10. Mathematicians solve five fill-in-the-blank and multiple-choice questions with help from a moveable decimal point in four example...
Interactive
CK-12 Foundation

Add and Subtract Decimal Numbers: Losing Little Bits

For Students 4th - 6th Standards
An interactive offers five questions that challenge scholars to subtract decimals. A diagram featuring a tree and birdhouse with moveable parts is designed to assist mathematicians in finding solutions. Types of questions include...
Interactive
CK-12 Foundation

Decimal Multiplication: Reducing the Weight

For Students 5th - 8th Standards
Eight questions challenge mathematicians to multiply decimals. A color-coded tool with movable parts assist participants in answering word problems. Item response types include fill in the blank, multiple-choice, and a discussion. ...
Interactive
CK-12 Foundation

Mental Math to Divide by Whole Number Powers of Ten: Bouncing Decimal Point

For Students 6th - 8th Standards
Five questions challenge mathematicians to divide whole numbers by powers of 10. A tool highlights how a bouncing decimal moves through the divisor. Question types include multiple choice and fill in the blank. A discussion question...
Interactive
CK-12 Foundation

Numbers with Decimal Place Value: Battleship Decimals

For Students 6th - 8th Standards
Decimal place value is the topic of a Battleship themed-interactive. Scholars answer five questions—multiple-choice and true or false—while referencing a grid that acts as the board game. The practice concludes with a discussion...
Interactive
CK-12 Foundation

Large Decimal Rounding to Decimal Representations: Weighing a Whale

For Students 4th - 8th Standards
An interactive challenges mathematicians to round large numbers with help from a large scale that measures the weight of a blue whale. The practie's five questions include multiple-choice, fill-in-the-blank, true or false, and an open...
Interactive
CK-12 Foundation

Mental Math to Multiply by Whole Number Powers of Ten: The Rule for Tens

For Students 6th - 8th Standards
Eight questions challenge scholars to use mental math while multiplying whole numbers by powers of 10. A tool with bouncing decimals demonstrates how and where the decimal moves. Question types include several multiple-choice, a...
Interactive
CK-12 Foundation

Decimals as Mixed Numbers

For Students 6th - 8th Standards
Five questions—multiple-choice, true or false, and a discussion—make up an interactive that focuses on decimals as mixed numbers. Moveable blocks assist scholars in finding solutions. 
Interactive
CK-12 Foundation

Estimation to Check Decimal Multiplication: Watering a Garden

For Students 6th Standards
Mathematicians solve six multiple-choice and true or false questions using their knowledge of estimation and multiplying decimals. The interactive provides a garden-themed tool that creates a visual aid of three watering cans to assist...
Interactive
Curated OER

Subtracting Mixed Numbers

For Students 3rd - 6th
In this math worksheet, students subtract mixed numbers. Students find common denominators. They subtract the fractions and whole numbers.
Interactive
New Mexico State University

Monster School Bus

For Students 3rd - 5th Standards
Load up the bus. Pupils play a game where they control a bus to pick up a certain number of monsters for school. Learners develop strategies to make sure they have a full load and score the most rewards. As scholars work through the...
Interactive
CK-12 Foundation

Decimal Addition: Adding Little Pieces

For Students 4th - 6th Standards
A five-question interactive test scholars' knowledge of adding and subtracting decimals. A tool aids in problem-solving with movable parts that reveal addends and sums. Question types include one discussion, fill and in the blank, and...
Interactive
CK-12 Foundation

Repeating Decimals: Does 1 equal 0.999... ?

For Students 6th - 8th Standards
Six questions make up a challenging interactive that tests scholars' knowledge of repeating decimals. Mathematicians answer true or false and multiple-choice questions with help from a tool that highlights decimal movement in an...
Interactive
Curated OER

Subtracting Large Numbers With Decimals

For Students 5th
In this subtracting large numbers with decimals instructional activity, 5th graders solve 10 subtraction problems with decimals and 4 to 7 digit numbers in multiple choice format, answers can be shown online.
Interactive
Curated OER

TAKS Math Quiz-Adding 2 Decimals

For Students 3rd - 5th
In this TAKS math quiz activity, students take an online quiz focused on adding 2 decimal numbers. Quiz may be graded online by clicking a link.
Interactive
Curated OER

Noetic Learning Math Worksheet

For Students 3rd - 6th
In this addition learning exercise, learners add numbers with decimals containing 3 digits. Students complete 8 addition problems and write the sums.
Interactive
Curated OER

Estimating and Rounding

For Students 6th - 7th
In this estimation and rounding worksheet, learners solve ten multiplication problems by using estimation and rounding skills. This is an interactive worksheet.
Interactive
Curated OER

Simple Past-Positive Sentences #2

For Students 4th - 6th
In this simple past tense activity, students use words and phrases given to form positive sentences in the given tense. Answers may be submitted online for review. ESL appropriate but not exclusive.
Interactive
Curated OER

Estimating the Square- Root of Ten

For Students 9th - 11th
In this algebra worksheet, students estimate the square root. They rewrite the root as an exponential function and solve. They use the correct function notation. There are 10 questions.
Interactive
Study Pad

Splash Learn: Add Decimals Using Models

For Students 5th
[Free Registration/Login Required] This fun decimal addition worksheet introduces students to the world of operations with decimal numbers. Fifth graders use models to visualize the addition of numbers in the tenths and hundredths places...
Interactive
AAA Math

Aaa Math: Addition of Decimal Tenths

For Students 3rd - 5th Standards
Students can practice adding decimal numbers in the tenths place through a series of self-check exercises and timed learning games.
Interactive
Calculator Soup

Calculator Soup: Long Addition Calculator

For Students 9th - 10th
Add whole numbers and decimal numbers using long addition showing work. This calculator shows all the steps for adding numbers with long addition.
Interactive
Calculator Soup

Calculator Soup: Percentage Calculator

For Students 9th - 10th
Find a percentage or work out the percentage given numbers and percent values. Use percent formulas to figure out percentages and unknowns in equations. Add or subtract a percentage from a number or solve the equations.

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