## What are all the ways to make 18?

**Answer and Explanation:**

- 1 * 18 = 18.
- 2 * 9 = 18 and.
- 2 * 6 = 18.

## What two numbers add to 18?

1 Expert Answer

The answer is **10 and 8**. First we can think of all the numbers that can add to 18. 1 and 17 2 and 16 etc. However if we keep in mind that the two numbers must also have the difference of 2 we know they must be close to each other on the number line.

## Which set of numbers shows all the factors of 18?

The factors of 18 are **1 2 3 6 9 18** and its negative factors are -1 -2 -3 -6 -9 -18.

## What two numbers make 19?

19 is a prime number. The number 19 has only two factors the number itself and 1. Hence the factors of 19 are **1 and 19**.

## What are the factors of 18?

**1 2 3 6 9 and 18**.

## What 3 numbers add up to 18?

**Three prime numbers that add to 18 are 2 5 and 11 or 2 3 and 13.**

- 2 + 5 + 11 = 18.
- 2 + 3 + 13 = 18.

## What 2 numbers make 18 and have a difference of 2?

Hence the two numbers are **8 and 10** .

## What plus what equals 18 and has a difference of 8?

So x+y =18 and x-y=8. Thus the 2 numbers are **13 and 5**.

## What number is 20% of 90?

**18**.

## What are the factors of 18 and 3?

**1 3 and 1 2 3 6 9 18**respectively.

## Is 18 a square number?

…

Square of 18: 18² = 324.

1. | What Is the Square Root of 18? |
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5. | Challenging Questions |

6. | FAQs on Square Root of 18 |

## What equation shows that 6 is a factor of 18?

Choose 1 answer: 3=18 / 6 6=**18 *** 3 18=24-6 18=6 * 12.

## What is 19 divided by?

## What can equal 41?

**prime number**. Being a prime number 41 has just two factors 1 and 41.

## What can you multiply to get 21?

**List of Factor Pairs for 21**

- 1 x 21 = 21.
- 3 x 7 = 21.
- 7 x 3 = 21.
- 21 x 1 = 21.

## What are multiples of 18?

Next we list the first several multiples of eighteen: **18 36 54 72 90 108 126 144** . . . By comparing the multiples of eight and eighteen we can see that the smallest one that they share is 72.

## What are first five multiples of 18?

The list of multiples of 18 are: **18 36 54 72 90 108 126 144 162 180 198 216 234 252 270** ….

## Whats the greatest common factor of 12 and 18?

6

In terms of numbers the greatest common factor (gcf) is the largest natural number that exactly divides two or more given natural numbers. Example 1: 6 is the greatest common factor of 12 and 18.

## How many 3 digit multiples of 18 have the sum of the digits equal to 18?

**25** three-digit multiples of 18 have the sum of the digits which also equal 18.

## What two numbers have a sum of 18 and a difference of 6?

Two numbers are **12 and 6**.

## What are all the prime numbers?

**2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97**.

## What is the sum of two numbers is 17 and their difference is 3?

1 Expert Answer

**10 and 7** have a sum of 17 and a difference of 3.

## What is the sum of two numbers is 16 and their difference is 4?

Answer: **10 and 6**. 10-6=4.

## What is the sum of 16 and the difference of 2?

The sum of two numbers is 16 and their difference is 2 the big number between them is. Answer: **7 and 9**. Thus numbers are 7 and 9. a+b=16 and a-b=2 therefor adding the 2 equations 2a=18 or a=9.

## What number adds up to 13?

1 Answer. The numbers are **6 and 7**. If you add them you get 13 and if you subtract 7 from 6 you will get -1.

## What number adds up to 19 and subtracts to 9?

Answer: The numbers are **14 and 5**.

## What does difference mean in math terms?

Difference is **the result of subtracting one number from another**. … So difference is what is left of one number when subtracted from another. In a subtraction equation there are three parts: The minuend (the number being subtracted from) The subtrahend (the number being subtracted)

## What percent is 18 out of 75?

Now we can see that our fraction is 24/100 which means that 18/75 as a percentage is **24%**.

## How do you get 30% of 90?

Answer: 30% of 90 is **27**.

## What percent is 50 out of 180?

If you are using a calculator simply enter 50÷180×100 which will give you **27.78** as the answer.

## Whats the HCF of 18 and 30?

6

There are 4 common factors of 18 and 30 that are 1 2 3 and 6. Therefore the greatest common factor of 18 and 30 is 6.

## What is the GCF of 9 18?

**9**.

## What is the LCM of 18 and 3?

18

What is the LCM of 3 and 18? Answer: LCM of 3 and 18 is 18.

## What is radical 18 simplified?

The simplest form of √18 is **3√2**. Be mindful of what numbers are inside of the radical sign and which are not! Unless you can take the square root of the individual prime numbers they must remain under the radical.

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