## What 3 numbers add up to 19?

Therefore, it must equal 19.

What are the possible sets of three unique digits that add to 19.

(2, 8, 9), (3, 7, 9), (4, 6, 9), (4, 7, 8), (5, 6, 8)..

## What 2 Numbers add up to 19?

The number 19 is prime, divisible only by itself and 1. You could “make” 19 by adding 1 and 18, 2 and 17 and so forth.

## Can you circle 3 numbers to make a total of 19?

Can you circle exactly three numbers to make a total of 19? Hint: There is a little trick to this puzzle. Answer: 12 + 6 + 1 = 19.

## What is 12 called?

The usual ordinal form is “twelfth” but “dozenth” or “duodecimal” (from the Latin word) is also used in some contexts, particularly base-12 numeration. Similarly, a group of twelve things is usually a “dozen” but may also be referred to as a “dodecad” or “duodecad”.

## What are factors of 18?

Table of Factors and MultiplesFactorsMultiples1, 2, 4, 8, 1616321, 1717341, 2, 3, 6, 9, 1818361, 19193841 more rows

## What can equal to 12?

Example: All the factors of 12 So 1, 2, 3, 4, 6 and 12 are factors of 12.

## How many ways can you make 12?

There are 89 ways (and 89 is the 11th Fibonacci number). You’re looking for “restricted compositions” of 12 (the restriction being that each part is at least 2). Searching for that on OEIS gives A212804 as the sequence.

## What three numbers add up to 12?

NumberRepeating Cycle of Sum of Digits of Multiples10{1,2,3,4,5,6,7,8,9}11{2,4,6,8,1,3,5,7,9}12{3,6,9,3,6,9,3,6,9}13{4,8,3,7,2,6,1,5,9}8 more rows

## What numbers can add up to 16?

You would find all pairs of numbers that when multiplied together resulted in 16. We know 2 and 8 are factors of 16 because 2 x 8 = 16. 4 is a factor of 16 because 4 x 4 = 16. Also 1 and 16 are factors of 16 because 1 x 16 = 16.

## What are the factors of 19?

The only factors of 19 are 1 and 19, so 19 is a prime number. That is, 19 is divisible by only 1 and 19, so it is prime.

## What 2 Numbers add up to 15?

But, there are only two single-digit numbers that add up to 15: 6 and 9, 7 and 8.