Transum Maths Software

Using A Calculator

There are 366 different Starters of The Day, many to choose from. You will find below some starters on the topic of Using A Calculator. A lesson starter does not have to be on the same topic as the main part of the lesson or the topic of the previous lesson. It is often very useful to revise or explore other concepts by using a starter based on a totally different area of Mathematics.

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Using A Calculator Starters:

Big Order

Estimate or calculate then put the large numbers in order of size.

Breathe Easily

How many breaths have you taken in your lifetime?

Broken Calculator

Use only the 1, 5 and 0 keys on a calculator to make given totals.

Broken Calculator (3 and 4)

Some keys are missing from this calculator. Just how useful is it?

Calc-A-Hundred

A game for two players requiring a calculator and thinking skills.

Calculator Nim

A game in which players take turns to add a single-digit number to what is already in the calculator. The winner is the player who makes the display show 30.

Digital Lights

Questions about the Small LEDs used to make up the digits on a calculator display.

Divided Age

How old is a person if when her age is divided by certain numbers, the calculator display ending are as shown.

Faulty Button

Find out which of the calculator keys is faulty from the given information. A mathematical puzzle requiring good problem solving strategies.

Four Gone

An activity involving a broken calculator which is missing the four button. Can you evaluate the given expressions without using the four?

Inbetweens

Find fractions between two given values.

Noodlewhack

Divide one whole number by another on your calculator. If the answer has one digit repeated but no other digits you have a Noodlewhack.

Only One Number

Find other numbers that can be changed to 1 on a calculator using only the 4 key and any operation.

Recurring Decimal

Use your calculator to find which whole number divided by another whole number gives the answer 1.36363636

Render Digitful

Find a calculation for the current year which uses all of the digits 1 to 9.

Six Discrimination

An activity involving a calculator which is missing the six button. Can you evaluate the given expressions without using the six?

Six Keys

Use just six calculator keys to make a total of 20. In how many different ways can it be done?

Top Transfer

Beginning with 100 on your calculator, what is the largest and smallest totals you can end up with after travelling through each of the possible routes.

 

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