1. Home
  2. Planning space

Decimals- Place Value

Thanks for visiting NZMaths.
We are preparing to close this site by the end of August 2024. Maths content is still being migrated onto Tāhūrangi, and we will be progressively making enhancements to Tāhūrangi to improve the findability and presentation of content.
 

For more information visit https://tahurangi.education.govt.nz/updates-to-nzmaths

Planning notes

Level/Framework stage/Group: Level 3 Mathsletes

Duration/Date: Week 1

Focus Achievement Objectives
NA3-4: Know how many tenths, tens, hundreds, and thousands are in whole numbers.
Resource logo

My Decimal Number

Level Three
Number and Algebra
Numeracy activities
In this activity students brainstorm different ways to represent decimal fractions. They will draw on their knowledge of decimal place value, addition and subtraction of decimals, and writing decimals in words and symbols.

represent decimal numbers in a variety of ways

Resource logo

Addition and Subtraction Pick n Mix

Level Three
Number and Algebra
Units of Work
In this unit we look at a range of strategies for solving addition and subtraction problems with whole numbers. This supports students anticipating, from the structure of a problem, which strategies might be best suited to solving it.
  • Mentally solve whole number addition and subtraction problems using a range of strategies.
  • Use appropriate techniques to record mathematical thinking.
  • Predict the usefulness of strategies for given problems.
  • Evaluate the effectiveness of selected strategies.
  • Generalise the types of problems that are...
Resource logo

Place value with whole numbers and decimals

Level Four
Number and Algebra
Units of Work
The purpose of this unit is to build on students’ understanding of place value with whole numbers and decimal fractions. It supports students as they make generalisations using their conceptual place value understanding across our numeration system.
  • Recognise the importance of zero as a place holder in whole and decimal numbers.
  • Recognise the repeating pattern of hundreds, tens, and ones in numbers up to, and beyond, one million.
  • Correctly read and name whole numbers and decimals up to, and beyond, one million.
  • Appreciate and understand the size...
Resource logo

Subtraction with tenths

Level Four
Number and Algebra
Numeracy activities

Solve problems that involve adding and subtracting decimals.

Resource logo

Compatible decimal fractions

Level Four
Number and Algebra
Secondary activities
These exercises and activities are for students to use independently of the teacher to practice and develop their number properties.

Use compatible numbers to solve addition problems with decimal fractions (tenths) (Exercises 1-5)
Use compatible numbers to solve subtraction problems with decimal fractions (tenths) (Exercise 6)

Resource logo

Tens in Hundreds and More

Level Two
Level Three
Level Four
Number and Algebra
Numeracy activities

Recall the number of tens and hundreds in 100s and 1000s.

Recall groupings of twos, threes, fives, and tens that are in numbers to 100 and the resulting remainders.

Find out how many ones, tens, hundreds and thousands are in all of a whole number.

Find the number of tenths, hundredths, and one...

Resource logo

My Decimal Number

Level Three
Number and Algebra
Numeracy activities
In this activity students brainstorm different ways to represent decimal fractions. They will draw on their knowledge of decimal place value, addition and subtraction of decimals, and writing decimals in words and symbols.

represent decimal numbers in a variety of ways

Resource logo

Make 4.253

Level Three
Number and Algebra
Problem solving activities
This problem solving activity has a number focus.
The files will download as a zip archive. Double-click on the archive file to extract the attachments on your computer.