Calculator Challenge


The purpose of this activity is to help your child learn decimal numbers that add to make one.

Link to the Number Framework:

Number Facts, Stage 6.

What to do:

Use a calculator to play the calculator challenge.

  • Enter a number with 2 decimal places into the calculator. For example: 0.83.
  • Challenge the other player to make the number into one using just one other number. In the above example the child needs to enter "+ 0.17 =" to make one.
  • Take turns entering numbers and completing the challenge using many different decimal numbers. 

Related Māori vocab:

calculator tātaitai
decimal numbers tau ā-ira
0.83 kore ira waru toru
number with two decimal places (he) tau kia rua ngā mati ā-ira

Download a file of this activity:

PDF (79KB) or Word (28KB)

Download a file of this activity including questions to ask in Māori:

PDF (95KB) or Word (31KB)