Sum = Product

I have three children.

The sum of their ages is the same as the product.

How old are they?

The sum is the result of adding.

The product is the result of multiplying.

A Mathematics Lesson Starter Of The Day

I have four children.

The sum of their ages is the same as the product.

How old are they?

I have five children.

The sum of their ages is the same as the product.

How old are they?

I have six children.

The sum of their ages is the same as the product.

How old are they?

I have seven children.

The sum of their ages is the same as the product.

How old are they?


Topics: Starter | Mental Methods | Problem Solving | Puzzles

  • Transum,
  •  
  • This Starter about sums and products replaces the Starter that was previously available for the 12th August called Comparing Cubes. This old Starter proved not to be very popular so it has been moved. If you need it you can find it here: Comparing Cubes. Sorry for any inconvenience.

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Laptops In Lessons

Teacher, do your students have access to computers such as tablets, iPads or Laptops?  This page was really designed for projection on a whiteboard but if you really want the students to have access to it here is a concise URL for a version of this page without the comments:

Transum.org/go/?Start=August12

However it would be better to assign one of the student interactive activities below.

Laptops In Lessons

Here is the URL which will take them to a related student activity.

Transum.org/go/?Num=842

Student Activity

 

Curriculum Reference

See the National Curriculum page for links to related online activities and resources.


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