Making The Century

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?




Similar Riddles

With the help clues provided in the image, can you find the 5 digit key?

Find the Key

Asked by Neha on 14 May 2021


What does a man do only once in his lifetime, but women do once a year after they are 29?

Asked by Neha on 10 Aug 2025

Find out which of the given views in the picture is accurately the top view of the given pyramid.

Which is the Top View Puzzle

Asked by Neha on 27 Jan 2026


Where do you go to learn how to make ice cream?

Asked by Neha on 07 Aug 2024

What does this rebus puzzle means ?

Rebus Picture Problem

Asked by Neha on 18 Jul 2023

Rearrange the letters in "new door" to make one word.

Asked by Neha on 12 Dec 2023


What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Asked by Neha on 07 Jan 2025

It is always ahead of me yet I can never see it. What is it?

Asked by Neha on 01 Apr 2023

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?

Asked by Neha on 13 Jan 2026


Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

Asked by Neha on 02 Sep 2024

Hot Articles

Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.