55
thousands
100
nine, ten and eleven. Three consecutive numbers that total thirty
38.5
The sum of the first 100 odd numbers (1 through 199) is 10000 (ten thou)
The first ten positive numbers total 55.
16,17,18,19,20,21,22,23,24,25.
The first ten natural numbers are 1 through 10. To find their total, you can use the formula for the sum of the first n natural numbers, which is ( \frac{n(n + 1)}{2} ). For n = 10, the total is ( \frac{10(10 + 1)}{2} = \frac{10 \times 11}{2} = 55 ). Thus, the sum of the first ten numbers is 55.
2520 is the smallest multiple of of first ten natural numbers.
The first ten triangular numbers are calculated by the formula ( T_n = \frac{n(n + 1)}{2} ), where ( n ) is a positive integer. The first ten triangular numbers are 1, 3, 6, 10, 15, 21, 28, 36, 45, and 55. Each number represents the total number of dots that can form an equilateral triangle with that many rows.
Add them up and divide that total by ten. 4, 6, 8, 9, 10, 12, 14, 15, 16, 18
Ordinary numbers
3.141592653
The average of the first ten prime numbers is 12.9.
The first ten happy numbers are: 1, 7, 10, 13, 19, 23, 28, 31, 32, 44
thousands
100