How Many Pluses

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?




Similar Riddles

Solve this riddle by finding the odd one out from the rest.

Odd One Out in the Shapes Riddle

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A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Asked by Neha on 16 May 2022

What is the next number in this series?

4,12,84,3612....

Asked by Neha on 18 Mar 2023


What has a bottom at the top?

Asked by Neha on 20 Jul 2025

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?

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Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

Asked by Neha on 07 Oct 2023


Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

Asked by Neha on 27 Aug 2021

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

Asked by Neha on 10 Jan 2024

Count the squares in the matchstick puzzle below?

Count the Squares

Asked by Neha on 17 Sep 2023


In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

Scratch the head

Asked by Neha on 28 Mar 2021

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Amazing Facts

Out of the Box

The phrase “thinking outside the box” was popularised from the solution to a topographical puzzle involving 9 dots in a box shape.