Addition: how many ways of making 100?

A mini investigation for superbrains. How many ways can you make 100, just using the numbers and signs shown?

Create my FREE account

including a 7 day free trial of everything

Email Address

Password

I agree to the Terms and Conditions and Privacy Policy

Already have an account? Sign in

Mini investigations into how many different ways totals can be made from three numbers.

Can you find 10 different ways of making 12 with 3 cards? (One card is zero, which makes it trickier!)

Three very athletic runners sharing a 19 mile relay. They each run an odd number of miles. How could they do this?

Find all the ways of jumping forward.

The latest news, articles, and resources, sent to your inbox weekly.