Copyright © University of Cambridge. All rights reserved.

'Coins (2)' printed from http://nrich.maths.org/

Show menu



 
Most countries have their own currency - coins and notes.
How many different values of coins and/or notes do you have in your country?

Let's take the USA as an example - using dollars \$ and cents ¢.
One dollar is equal to 100 cents.
Coins:   1¢,  5¢ , 10¢ , 25¢ , \$1
Banknotes: \$1 , \$5 , \$10 , \$20, \$50 , \$100 .

For another example let's take India - using Rupee ₹ and Paise .
One Rupee is equal to 100 Paise.
Coins  50 & ₹1, ₹2, ₹5, ₹10,
Notes  ₹5, ₹10, ₹20, ₹50, ₹100, ₹500, ₹1000


Using American currency
What is the smallest number of notes and coins (and what are they) which make a total of 12 dollars 83 cents?
What is the largest number of different notes and coins you can use to make 12 dollars 83 cents?

Using Indian currency
What is the smallest number of notes and coins (and what are they) which make a total of  ₹1260 ?
What is the largest number of different notes and coins you can use to make ₹1260 ?

 
Photograph Acknowledgement
http://www.psdetecting.com/