Tags Math and Arithmetic

Animals & Plants Arts & Entertainment Auto Beauty & Health Books and Literature Business Electronics Engineering & Technology Food & Drink History Hobbies Jobs & Education Law & Government Math People & Society Science Social Studies Sports Travel & Places

0

Subjects>Math>Math & Arithmetic

What is the LCM of 21 and 40 how to solve it?

Updated: 9/21/2023

Wiki User

∙ 13y ago

Best Answer

Prime factors of 21 are: 3 and 7

Prime factors of 40 are: 23 and 5

LCM = 23*3*5*7 = 840

Wiki User

∙ 13y ago

Still curious? Ask our experts.

Chat with our AI personalities

Devin

I've poured enough drinks to know that people don't always want advice—they just want to talk.

Chat with Devin

Taiga

Every great hero faces trials, and you—yes, YOU—are no exception!

Chat with Taiga

Coach

Success isn't just about winning—it's about vision, patience, and playing the long game.

Chat with Coach

Add your answer:

Earn +20 pts

Q: What is the LCM of 21 and 40 how to solve it?

Write your answer...

Submit

Still have questions?

imp

Continue Learning about Math & Arithmetic

What is the lcm of 21 and 40 using continues division?

840

What is the LCM of 21 and 21?

The LCM is 21.

What is the LCM of 4 and 8 and 5?

The LCM of 4, 5, and 8 is 40.

What is the LCM of 5 20 40?

The LCM is 40.

What is the LCM of 3 and 21?

The Least Common Multiple (LCM) for 3 21 is 21.

Related questions

What is the LCM of 12 18 21 40?

The LCM is 2520.

What is the LCM of 4 21 40?

The LCM is 840.

What is the lcm of 21 and 40 using continues division?

840

What is the least common multiple of 7 and 21 and 40?

The LCM is: 840

What is the LCM of 21 and 21?

The LCM is 21.

What is the LCM of 40 and 105?

The LCM of 40 and 105 is 840 You could check on a calculator you can find that there is no other answer 40*21=840 105*8=840

What is the LCM of 40 and 1?

The LCM is 40.

What is the LCM of 15 21 and 40?

840. 15 = 3 x 5 21 = 3 x 7 40 = 23 x 5 lcm = 23 x 3 x 5 x 7 = 840

What is the LCM of 1 and 21?

The LCM is 21.

What is the LCM of 4 and 8 and 5?

The LCM of 4, 5, and 8 is 40.

How many integers between 1 and 40 are multiples of 3 or 7?

LCM of 3 and 7 under 40 is 21

What is the LCM of 5 20 40?

The LCM is 40.

Trending Questions

What type of signis shaped like a triangle with one angle pointing down? The axis of the sphere below is 12 units in length What is the surface area of the sphere? What is 2 by the power of 9? How is weight calculated? Does a finite sequence terminate? How can you evaluate brand value? What is the circomefrince of a circle if the diamiter is34in? What is the value of j in the equation j plus j plus 14 equals 3j plus 10? Is Saturn 1 2 3 planet from the sun? What is the circumference of a circle with radius 3.1cm? What angles never share a side? A car travels 30 meters in 5 seconds what is it average speed? What is 7 percent of 37? What percentage is 160grams of 400grams? What are the place values of whole number? What is probability of death? How do you write one hundred six millionths? What is a two-dimensional area that is defined in some way? What is spot checking in police rules? How do you determine the placement of your decimal in your final answer multiply?

Previously Viewed

What is the LCM of 21 and 40 how to solve it?

Unanswered Questions

What number between 55 and 101 that is a multiple of 3 9 12? How many times 3 goes into 15? What is the nearest ten in 57? One-half of a mumber added to one-fourth of 96 is 30 what is the number? How much is ten percent of 400 million dollars? What did snidely say after filling up his car with super premium top test power plus gasoline? What is the hardest math addition sum in the world? What is 36000 times 10?

Resources

Top Categories

Product

Company

Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.