Positive × Positive = Positive or Negative?

Positive × Negative = Positive or Negative?

Positive ÷ Positive = Positive or Negative?

Positive ÷ Negative = Positive or Negative?

Have you ever noticed that when you add an even number to another even number the sum is always even? Above you can see many similar descriptions of calculations. Click on the link which describes the correct result.

CheckWell done.

You have completed this level and can claim a trophy.

Determine the nature of adding, subtracting and multiplying numbers with specific properties.

Close

Level 1 - Even and Odd Numbers

Level 2 - Positive and Negative Numbers

Level 3 - Prime and Composite Numbers

Challenge - Can you find numbers that will satisfy the Mix And Math Challenge?

Even numbers are exactly divisible by two.

Odd numbers are not exactly divisible by two.

Positive numbers are greater than zero.

Negative numbers are less than zero.

Prime numbers only have two factors.

Composite numbers have more than two factors.

The solutions to this and other Transum puzzles, exercises and activities are available here when you are signed in to your Transum subscription account. If you do not yet have an account and you are a teacher, tutor or parent you can apply for one by completing the form on the Sign Up page.

A Transum subscription also gives you access to the 'Class Admin' student management system, downloadable worksheets, many more teaching resources and opens up ad-free access to the Transum website for you and your pupils.

Do you have any comments? It is always useful to receive feedback and helps make this free resource even more useful for those learning Mathematics anywhere in the world. Click here to enter your comments.

Danielle Edwards, Twitter

Saturday, June 3, 2017