- What is the sum of first 10 natural numbers?
- How many pairs of numbers have a sum of 100?
- What is the sum of first 50 numbers?
- What is the sum of first 20 natural numbers?
- What is the sum of the first 56 numbers?
- What are two numbers that make 100?
- What is the sum of first 100 natural numbers?
- What is the sum of each of the pairs 1 and 100?
- How many pairs of whole numbers have a sum of 110?

## What is the sum of first 10 natural numbers?

The number series 1, 2, 3, 4, .

.

.

.

, 9, 10.

Therefore, 55 is the sum of positive integers upto 10..

## How many pairs of numbers have a sum of 100?

50 pairsHe figured out that because there were 100 numbers, there would be 50 pairs that were equal to 101.

## What is the sum of first 50 numbers?

The number series 1, 2, 3, 4, . . . . , 49, 50. Therefore, 1275 is the sum of positive integers upto 50.

## What is the sum of first 20 natural numbers?

The number series 1, 2, 3, 4, . . . . , 19, 20. Therefore, 210 is the sum of positive integers upto 20.

## What is the sum of the first 56 numbers?

The number series 1, 2, 3, 4, . . . . , 55, 56. Therefore, 1596 is the sum of positive integers upto 56.

## What are two numbers that make 100?

What are the Factors of 100Factors of 100 =1, 2, 4, 5, 10, 20, 25, 50, 100.Distinct Factors of 100 = 1, 2, 4, 5, 10, 20, 25, 50, 100,Factors of -100 = -1, -2, -4, -5, -10, -20, -25, -50, -100,

## What is the sum of first 100 natural numbers?

Clearly, it is an Arithmetic Progression whose first term = 1, last term = 100 and number of terms = 100. Therefore, the sum of first 100 natural numbers is 5050.

## What is the sum of each of the pairs 1 and 100?

Answer and Explanation: The sum of each of the pairs of 1 and 100, 2 and 99, 3 and 98, . . ., and 50 and 51 is 101.

## How many pairs of whole numbers have a sum of 110?

Answer Expert Verified There are 109 such pairs – unless you don’t want to count the combinations of the same numbers but in different order (e.g. 50 + 60 and 60 + 50) – then there are 55 such pairs (up to 55 + 55).