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Subjects>Math>Basic Math

What number is halfway between 18 and 21?

Anonymous

∙ 10y ago

Updated: 2/8/2025

The number halfway between 18 and 21 can be found by taking the average of the two numbers. To do this, add 18 and 21 together to get 39, then divide by 2 to get 19.5. Therefore, the number halfway between 18 and 21 is 19.5.

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∙ 2mo ago

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19.5 is halfway between 18 and 21

Wiki User

∙ 10y ago

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Continue Learning about Basic Math

What is the even number between 15 and 21?

They are 16, 18 and 20.

What is the greatest common factor of 18 and 21?

The greatest common factor (GCF) of two numbers is the largest number that divides both numbers without leaving a remainder. To find the GCF of 18 and 21, you can list the factors of each number: 18 (1, 2, 3, 6, 9, 18) and 21 (1, 3, 7, 21). The common factors are 1 and 3, and the greatest common factor is 3.

What is 45 over 18 as a mixed number?

45 over 18 as a mixed number = 21/2

What is 45 over 18 in mixed number?

45/18 = 21/2

What is the difference between 21 and 3?

24

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