Table of 840
2026-02-28 13:51 Diff

449 Learners

Last updated on August 5, 2025

A times table is a chart that shows the results of multiplying a number with whole numbers. Learning the times table will help kids understand multiplication. We use an algebraic system to define multiplication operations, construction, estimation, schoolwork, exams, etc. In this topic, we will learn about the table of 840.

What is the Multiplication Table of 840?

Multiplication was used by people over 4000 years ago. Babylonians were considered the first to use it in clay tablets. Multiplication tables are created as a result of people's search for easier ways to solve problems. Learning multiplication tables has numerous advantages. Kids can answer quickly if they know their times table. It also helps to enhance their understanding skills. Being more familiar with the tables improves children's memory and confidence.

Multiplying the whole number (1, 2, 3, 4, 5, and so on) by 840 gives the product of the multiplication table of 840.

Here are some examples:

840 × 1 = 840  
840 × 2 = 840 + 840 = 1,680  
840 × 3 = 840 + 840 + 840 = 2,520  
840 × 4 = 840 + 840 + 840 + 840 = 3,360  
840 × 5 = 840 + 840 + 840 + 840 + 840 = 4,200  

840, 1,680, 2,520, 3,360, 4,200, and so on are multiples of 840.

840 Times Table Chart

The 840 times table chart shows the multiples of 840. Every result in the chart is obtained by multiplying 840 with other whole numbers, like 1 to 10, and so on.  
 

For example:  
840 × 10 = 8,400  
840 × 11 = 9,240  
840 × 12 = 10,080, and so on.
 

TABLE OF 840 (1-10)

840 x 1 = 840

840 x 6 = 5040

840 x 2 = 1680

840 x 7 = 5880

840 x 3 = 2520

840 x 8 = 6720

840 x 4 = 3360

840 x 9 = 7560

840 x 5 = 4200

840 x 10 = 8400

TABLE OF 840 (11-20)

840 x 11 = 9240

840 x 16 = 13440

840 x 12 = 10080

840 x 17 = 14280

840 x 13 = 10920

840 x 18 = 15120

840 x 14 = 11760

840 x 19 = 15960

840 x 15 = 12600

840 x 20 = 16800

Tips and Tricks for the Multiplication Table of 840

Understanding the multiplication table of 840 can be challenging because of the larger number involved. But with tips and tricks, it becomes easier. Let’s look into some:  

Break the numbers into smaller parts:

Breaking the numbers into smaller parts will make it easy to learn multiplication.  
 

For example:
840 × 4  
Here, 840 can break into 800 + 40  
(800 × 4) + (40 × 4) = 3,200 + 160  
= 3,360.

Use of flashcards:

On one side of the flashcard, write the multiplication problems.  

For example:  
Front: 840 × 3  
Back: 2,520.

Repeated patterns:

The unit digits in the 840 times table repeat every five multiples.  

For example:
The unit digits repeat in the cycle: 0, 0, 0, 0, 0. After every five multiples, the cycle restarts.
 

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Common Mistakes and How to Avoid Them in Table of 840

While working on the tables of 840, it's common for kids to make some errors. Here are some common mistakes that kids make and tips on how to avoid them.

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Problem 1

A community center organizes a weekly fitness class attended by 840 people. If each person needs 1 yoga mat, how many yoga mats are required in total?

Okay, lets begin

840 yoga mats.

Explanation

Since each attendee needs 1 yoga mat and there are 840 attendees, the total number of yoga mats needed is simply 1 mat per person, resulting in 840 yoga mats. For example: 840 × 1 = 840.
 

Well explained 👍

Problem 2

A company decides to distribute bonus vouchers to its employees. Each voucher is worth 840 units. If the company gives out 7 vouchers, how much total value is distributed?

Okay, lets begin

5880 units.

Explanation

To find the total value of the distributed vouchers, multiply the value of one voucher (840 units) by the number of vouchers (7):
840 × 7 = 5880 units.

Well explained 👍

Problem 3

A library has a capacity to house 840 books per section. If there are 12 sections in the library, what is the total capacity of books the library can hold?

Okay, lets begin

10,080 books.   

Explanation

The total capacity is calculated by multiplying the number of sections by the capacity per section:
840 × 12 = 10,080 books.
 

Well explained 👍

Problem 4

A manufacturing plant produces 840 gadgets every day. How many gadgets will be produced in 15 days?

Okay, lets begin

12,600 gadgets.

Explanation

To determine the total production over 15 days, multiply the daily production by the number of days:
840 × 15 = 12,600 gadgets
 

Well explained 👍

Problem 5

A large event requires 840 chairs, each to be cleaned for 3 hours. What is the total number of chair-cleaning hours required for the event?

Okay, lets begin

2520 hours.

Explanation

The total chair-cleaning hours is found by multiplying the number of chairs by the hours per chair:
840 × 3 = 2520 hours.
 

Well explained 👍

FAQs on Table of 840

1.What are the factors of 840?

1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, and 840 are the factors of 840.
 

2.What are the multiples of 840?

840, 1,680, 2,520, 3,360, 4,200, 5,040, 5,880, 6,720, 7,560, 8,400, and so on. These are the multiples of 840.
 

3.How can kids practice the table of 840?

To practice the table of 840, kids can use flashcards, puzzles, games, and practice exercises.
 

4.What is the pattern of the table of 840?

The table of 840 follows the pattern of 0, 0, 0, 0, 0.
 

5.Is 840 a prime number?

No, 840 is not a prime number because it has multiple divisors other than 1 and itself.

Important Glossary for Multiplication Table of 840

  • Multiplication: The process of adding a number to itself a certain number of times.  
  • Product: The result obtained after multiplying two or more numbers.
  • Factors: Numbers that can be multiplied together to get another number.
  • Multiples: Numbers obtained by multiplying a given number by whole numbers.
  • Place Value: The value of a digit based on its position within a number.
     

What Is Multiplication? ✖️ | Easy Tricks & 🎯 Fun Learning for Kids | ✨BrightCHAMPS Math

Seyed Ali Fathima S

About the Author

Seyed Ali Fathima S a math expert with nearly 5 years of experience as a math teacher. From an engineer to a math teacher, shows her passion for math and teaching. She is a calculator queen, who loves tables and she turns tables to puzzles and songs.

Fun Fact

: She has songs for each table which helps her to remember the tables