Multiplying and Dividing by Powers of Ten

Multiplication & Division

Year 5

Set status

5MD–1: Multiply and divide numbers by 10 and 100; understand this as equivalent to making a number 10 or 100 times the size, or 1 tenth or 1 hundredth times the size.
Reinforces the concept of place value and scaling, crucial for all areas of mathematics.

Required Topics

Multiplying and Dividing by 10 and 100

Place Value with Decimals

Next Topics

Applying Scaling by Fractions

Resources

Hugo Cheyne5 months ago

https://www.bbc.co.uk/bitesize/topics/z36tyrd/articles/zsbqdp3

BBC Bitesize interactive worksheet showing how to move numbers along the decimal line to divide by 10, 100 or 1000.

Hugo Cheyne5 months ago

https://www.bbc.co.uk/bitesize/articles/zkqfp4j#z3jv9ty

Interactive explainer and worksheet. The examples are clearly drawn, and the activity can be done online, but probably also requires a pen and paper.

Hugo Cheyne5 months ago

https://www.khanacademy.org/math/cc-fifth-grade-math/powers-of-ten/imp-multiplying-and-dividing-decimals-by-10-100-and-1000/v/multiplying-and-dividing-decimals-by-10

Several videos and very intuitively designed online exercises to practice multiplying and dividing by 10, 100 and 1000.