Contents

What numbers can add up to 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. The factors of 16 are 1, 2, 4, 8, 16.

What 3 numbers can 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.

How many ways can you add 3 numbers?

We see that 12 can be written as the sum of seven different groups of three distinct positive integers. Each of these seven groups can be written in 3! = 6 different ways. Therefore, the total number of ways 12 can be written as a sum of three distinct positive integers is 6 × 7 = 42 ways.

What two numbers added together equal 16?

2 x 8 = 16. 4 x 4 = 16. 8 x 2 = 16.

What two numbers have a sum of 16 and a difference of 6?

the numbers are 5 and 11.

What two numbers add to 18?

The answer is 10 and 8. First we can think of all the numbers that can add to 18.

What numbers can you multiply together to get 72?

Here we can see all the Positive pair factors of 72.

• x 72= 72. therefore, 1 and 72 are a factor pair of 72.
• x 36= 72. therefore, 2 and 36 are a factor pair of 72.
• x 24= 72. therefore, 3 and 24 are a factor pair of 72.
• x 18= 72.

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.

How do I add up to 14?

Here’s a few combinations that work: 1 and 13 works, since 1 + 13 = 14. Also 7 and 7, since 7 + 7 = 14. There are other combinations which add up to 14.