Showing posts with label arithmetic. Show all posts
Showing posts with label arithmetic. Show all posts

Monday, February 21, 2022

Factors and Multiples


 source: OCR Maths

 

 

 

 

 

 

 

 

 

Many different solutions possible.

Like a=48, b=96, c=288, d=864, e=4320

Sunday, January 9, 2022

2022 puzzle

10  9  8  7  6  5  4  3  2  1 = 2022

 

 
 Place math operators and create a correct equation. (Use numbers 1 to 10 to make up to 2022)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 


 

Tuesday, October 12, 2021

Odd One Out

 


Choose the odd one out! 

 

 

 

 

 

 

 

 

 

 

hint: cubic numbers +2

Saturday, June 26, 2021

Join the Dots



Join the dots with straight lines that don't cross. Your score is the sum of the products of the numbers joined. What's the highest score possible?







source:@ChrisKlerx

Monday, November 16, 2020

Friday, October 23, 2020

1000!

 


How many zeroes are there at the end of 

"1000!"?







saw this question on Brilliant first. There are various solutions provided by the users there.