# (12, 30)

A = 12

B = 30

 Sum 42 Difference 18 A × B 360 A ÷ B 0.4 B ÷ A 2.5 GCD 6 LCM 60 Average 21

## Sum of squares

1044

$12^2 + 30^2 = 1044$

## Norm

$\sqrt{ 12^2 + 30^2 } = 32.31098884280702$

## Geometric mean

18.973665961010276

No

## Properties of 12 and 30

Properties of 12 and 30: The GCD and LCM of 12 and 30 are 6 and 60 respectively. 12 + 30 = 42, |12 - 30| = 18, 12 * 30 = 360, 12 / 30 = 0.4, 30 / 12 = 2.5. The average of 12 and 30 is 21 and the norm of them is 32.31098884280702. The geometric mean of two numbers is 18.973665961010276.