Counting in decimals
This activity is for parents and whānau to do with their child to count in decimal number sequences.
About this resource
This resource helps learners to count in decimal number sequences.
Counting in decimals
Required materials
- pen and paper
See Materials that come with this resource to download:
- Counting in decimals activity (.pdf)
What to do
Write a decimal number with 2 decimal places. For example, 23.21
Name the decimal one tenth more than that number. Write the next five decimal numbers in order. For example:
23.21 |
23.31 |
23.41 |
23.51 |
23.61 |
23.71 |
Ask your child to write a decimal number with 2 decimal places.
- For example, 35.67
Take turns to name the decimal one hundredth "more" than that number.
- For example, 35.68
Have 3 or 4 turns each.
Ask your child to write another decimal number with 2 decimal places.
- For example, 45.32
Take turns to name the decimal one hundredth "less" than that number.
- For example, 45.31
Have 3 or 4 turns each.
What to expect your child to do
- To be able to count forwards and backwards in decimal number sequences.
Variations
- Extend the activity by asking your child to write a decimal with 3 decimal places and count forwards and backwards in hundredths or thousandths.
He kupu Māori
| tenths | hautekau |
| hundredths | haurau |
| decimal places | mati ā-ira |
| decimal number | tau ā-ira |
| thousandths | haumano |
He whakawhitinga kōrero
- Tuhia he tau kia rua ōna mati ā-ira. (Write a number with two decimal places.)
- He aha te tau kotahi haurau te rahinga ake? (What is the number that is bigger by one hundredth?)
- He aha te tau kotahi hautekau te itinga iho? (What is the number that is one tenth smaller?)
- Tatauria whakamua ngā haurau. (Count forwards in hundredths.)
- Tatauria whakamuri ngā haumano. (Count backwards in thousandths.)
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