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What is the sum of counting numbers from 1 to 20?
The sum of the numbers from 1 to 20 inclusive is 220.
What is the sum of all odd numbers from 1to 64?
The sum of all odd numbers from 1 to 64 inclusive is 4,096
What is the square root of all the square numbers between 1 and 300?
There are 16 square numbers between 1 and 300: 2 to 17 inclusive. There is no square root of these numbers: only of their sum or product or average or some other operation.
What is the sum of the numbers in between 408 and 462 inclusive?
Sum = ½ × number of numbers × (first number + last number) = ½ × (462 - 408 + 1) × (408 + 462) = ½ × 55 × 870 = 23,925
Using the odd numbers between 1 and 17 inclusive place them such that each row column and diagonal of 3 squares is equal to the sum of 27?
Answered this yesterday... Top: 3-17-7, middle 13-9-5, bottom 11-1-15
What is the sum of the whole numbers from 1 to 100 inclusive?
The sum of the whole numbers from 1 to 100 inclusive is 5,050.
What is the sum of counting numbers from 1 to 20?
The sum of the numbers from 1 to 20 inclusive is 220.
What is the sum of all odd numbers from 1to 64?
The sum of all odd numbers from 1 to 64 inclusive is 4,096
Consider the numbers from 1-500 inclusive what is the difference between the sum of all of the even numbers and the sum of all the odd numbers?
501
What is the square root of all the square numbers between 1 and 300?
There are 16 square numbers between 1 and 300: 2 to 17 inclusive. There is no square root of these numbers: only of their sum or product or average or some other operation.
the sum of two numbers is 17 and the difference is 1?
9 and 8 because if you add them you get 17 and if you subtract them you get 1
What two numbers have a difference of 35 and a sum of 1?
The numbers are 18 and -17 because 18-(-17) = 35 and 18+(-17) = 1
What is the sum of the numbers in between 408 and 462 inclusive?
Sum = ½ × number of numbers × (first number + last number) = ½ × (462 - 408 + 1) × (408 + 462) = ½ × 55 × 870 = 23,925
What two numbers have a sum of 17 and difference of 1?
The two numbers are 9 and 8
What two numbers have the sum of 17 and the difference of 1?
8 and 9
Using the odd numbers between 1 and 17 inclusive place them such that each row column and diagonal of 3 squares is equal to the sum of 27?
Answered this yesterday... Top: 3-17-7, middle 13-9-5, bottom 11-1-15
How many will you count from 17 to 72?
If you are counting the numbers 17, 18, 19, ..., 72, you will count (72 - 17) + 1 = 56 numbers (note that I added 1 because the set is inclusive, i.e. it includes 17 and 72).
