CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Mental Math to Divide Decimal Powers of Ten
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...
CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Bouncing Decimal Point
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...
EngageNY
Grade 5 Math Module 1, Topic A, Lesson 1
Extend the place value system. The first lesson plan in a series of 18 extends the place value system to millions through thousandths. Using place value charts, pupils see how the value of a digit changes as it moves places. Teachers use...
CK-12 Foundation
Decimal Multiplication: Reducing the Weight
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. ...
CK-12 Foundation
Mental Math to Multiply by Whole Number Powers of Ten: The Rule for Tens
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...
Inside Mathematics
Squares and Circles
It's all about lines when going around. Pupils graph the relationship between the length of a side of a square and its perimeter. Class members explain the origin in context of the side length and perimeter. They compare the graph to the...
02 x 02 Worksheets
Measuring Length
Your young forensic scientists add to and strengthen their measurement and conversion skills with these seven well-scaffold worksheets. Metric conversions, measuring length, area, and volume, reading thermometers, graduated cylinders,...
EngageNY
Exponents
Powered up! Here's a great resource on exponents. Scholars build on their previous understanding of exponents to include all positive real number bases. Distinguishing between an and a^n is a major goal in the fifth lesson of a 36-part...
CK-12 Foundation
Ck 12: Elem Math: Moving the Decimal Point Multiplying by Powers of 10
[Free Registration/Login may be required to access all resource tools.] For this learning module, students practice finding how many places to move the decimal point when multiplying by powers of 10. Includes video demonstrating a sample...
CK-12 Foundation
Ck 12: Elem Math: Moving the Decimal Point Dividing by Powers of 10
[Free Registration/Login may be required to access all resource tools.] For this learning module, students practice finding how many places to move the decimal point when dividing by powers of 10. Includes video demonstrating a sample...
CK-12 Foundation
Ck 12: Elem Math: Determining the Product of Two Decimals Without Calculation
[Free Registration/Login may be required to access all resource tools.] For this learning module, students practice finding the product of two decimal numbers without calculating. Instead, they look at how many places to move the decimal...
CK-12 Foundation
Ck 12: Plix: Metric Prefixes: Decimal Conversions
[Free Registration/Login Required] In this interactive you will move the point to different metric prefixes and observe how the decimal point moves and the value of the number changes. You will need a sign-in to access this media, but it...
Illustrative Mathematics
Illustrative Mathematics: 4.nf Using Place Value
Each part of this task highlights a slightly different aspect of place value as it relates to decimal notation. More than simply being comfortable with decimal notation, the point is for students to be able to move fluidly between and...