Transum Software

What Are They?

Work out the numbers from their descriptions involving sum, product, difference and ratio.

Good luck! You can earn a trophy if you get at least 7 questions correct.

1. The product of two positive odd numbers (greater than one) is 45. What are they?

Correct Wrong
2. The difference between two square numbers is 8. What are they?

Correct Wrong
3. The sum of three prime numbers is 17. What are they?

Correct Wrong
4. The ratio of two even numbers is 5:7. What are they?

Correct Wrong
5. The product of two odd numbers is 825. What are they?

Correct Wrong
6. The difference between two square numbers is 11. What are they?

Correct Wrong
7. The sum of three prime numbers is 49. What are they?

Correct Wrong
8. The ratio of two even numbers is 7:3. What are they?

Correct Wrong
9. The product of two odd numbers is 3825. What are they?

Correct Wrong
10. The difference between two square numbers is 160. What are they?

Correct Wrong
11. The sum of three prime numbers is 97. What are they?

Correct Wrong
12. The ratio of two even numbers is 37:19. What are they?

Correct Wrong
Check

Transum.org

This web site contains over a thousand free mathematical activities for teachers and pupils. Click here to go to the main page which links to all of the resources available.

Please contact me if you have any suggestions or questions.

Email address

Mathematicians are not the people who find Maths easy; they are the people who enjoy how mystifying, puzzling and hard it is. Are you a mathematician?

Comment recorded on the 28 September 'Starter of the Day' page by Malcolm P, Dorset:

"A set of real life savers!!
Keep it up and thank you!"

Comment recorded on the 28 May 'Starter of the Day' page by L Smith, Colwyn Bay:

"An absolutely brilliant resource. Only recently been discovered but is used daily with all my classes. It is particularly useful when things can be saved for further use. Thank you!"

Featured Activity

Lemon Law

Lemon Law

A fascinating digit changing challenge. Change the numbers on the apples so that the number on the lemon is the given total. Can you figure out, by understanding place value, how this works?

Answers

There are answers to this exercise but they are available in this space to teachers, tutors and parents who have logged in to their Transum subscription on this computer.

A Transum subscription unlocks the answers to the online exercises, quizzes and puzzles. It also provides the teacher with access to quality external links on each of the Transum Topic pages and the facility to add to the collection themselves.

Subscribers can manage class lists, lesson plans and assessment data in the Class Admin application and have access to reports of the Transum Trophies earned by class members.

If you would like to enjoy ad-free access to the thousands of Transum resources, receive our monthly newsletter, unlock the printable worksheets and see our Maths Lesson Finishers then sign up for a subscription now:

Subscribe

Go Maths

Learning and understanding Mathematics, at every level, requires learner engagement. Mathematics is not a spectator sport. Sometimes traditional teaching fails to actively involve students. One way to address the problem is through the use of interactive activities and this web site provides many of those. The Go Maths main page links to more activities designed for students in upper Secondary/High school.

Teachers

If you found this activity useful don't forget to record it in your scheme of work or learning management system. The short URL, ready to be copied and pasted, is as follows:

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.

Apple

©1997-2018 WWW.TRANSUM.ORG