Question: How Can You Make A Sum Of 15?

What numbers can make 15?

15 is a composite number.

15 = 1 x 15 or 3 x 5.

Factors of 15: 1, 3, 5, 15..

Which two numbers have a sum of 15 and product of 36?

1 Answer. The numbers are 3 and 12 .

What two numbers equal 18?

Answer and Explanation: 1 * 18 = 18. 2 * 9 = 18 and. 2 * 6 = 18.

Which two numbers have a sum of 15 and a product of 26?

Merely looking at the product as 26 and the sum of the two numbers as 15, one can say that the two numbers are 13 and 2.

How do you find the sum and product of two numbers?

If you are asked to work out the product of two or more numbers, then you need to multiply the numbers together. If you are asked to find the sum of two or more numbers, then you need to add the numbers together.

Is 15 a composite number?

which is not prime (i.e., which has factors other than 1 and itself). The first few composite numbers (sometimes called “composites” for short) are 4, 6, 8, 9, 10, 12, 14, 15, 16, … There are an infinite number of composite numbers. …

What two numbers add up to 15?

1 and 14, 2 and 13, 3 and 12, 4 and 11, 5 and 10. But, there are only two single-digit numbers that add up to 15: 6 and 9, 7 and 8.

What three numbers add up to 15?

You can also achieve 15, if you add the middle number 5 three times. The odd numbers 1,3,7, and 9 occur twice in the reductions, the even numbers 2,4,6,8 three times and the number 5 once. Therefore you have to place number 5 in the middle of the magic 3×3 square.

How do you spell 14?

In relation to the word “four” (4), 14 is spelled “fourteen”.

What 4 numbers add up to 14?

When you say ‘4 number combinations’ are you talking like 0059 or 0842 or 6035. … If you are looking for 4 separate numbers that total 14, like 10+2+1+1, then there are 23:11 + 1 + 1 + 1 = 14 10 + 2 + 1 + 1 = 14 9 + 3 + 1 + 1 = 14 9 + 2 + 2 + 1 = 14.More items…•

What 2 Numbers add up to 13?

Likewise the sequence for 13 is the same as the sequence for 1+3=4….NumberRepeating Cycle of Sum of Digits of Multiples11{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}9 more rows

What is the sum of a number?

The result of adding two or more numbers. Example: 9 is the sum of 2, 4 and 3. (because 2 + 4 + 3 = 9).